diff --git a/src/basename.c b/src/basename.c
index 988cd4e..518fa35 100644
--- a/src/basename.c
+++ b/src/basename.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /* get a file's base name from its path name */
@@ -38,7 +38,7 @@ char *
 basename(char *path)
 {
     char    *s;
-    
+
     if ((s = strrchr(path, '/')) != 0) {
         return(s + 1);
     }
diff --git a/src/build.c b/src/build.c
index 6dcdbf0..48f0c34 100644
--- a/src/build.c
+++ b/src/build.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 
@@ -102,7 +102,7 @@ cscope: cannot create inverted index; ignoring -q option\n");
     invertedindex = NO;
     errorsfound = YES;
     fprintf(stderr, "\
-cscope: removed files %s and %s\n", 
+cscope: removed files %s and %s\n",
         newinvname, newinvpost);
     unlink(newinvname);
     unlink(newinvpost);
@@ -165,7 +165,7 @@ opendatabase(void)
     myexit(1);
     }
     blocknumber = -1;    /* force next seek to read the first block */
-    
+
     /* open any inverted index */
     if (invertedindex == YES &&
     invopen(&invcontrol, invname, invpost, INVAVAIL) == -1) {
@@ -232,7 +232,7 @@ build(void)
     /* or this is an unconditional build */
     if ((oldrefs = vpfopen(reffile, "rb")) != NULL
     && unconditional == NO
-    && fscanf(oldrefs, "cscope %d %" PATHLEN_STR "s", &fileversion, olddir) == 2 
+    && fscanf(oldrefs, "cscope %d %" PATHLEN_STR "s", &fileversion, olddir) == 2
     && (strcmp(olddir, currentdir) == 0 /* remain compatible */
         || strcmp(olddir, newdir) == 0)) {
     /* get the cross-reference file's modification time */
@@ -294,10 +294,10 @@ cscope: -q option mismatch between command line and old symbol database\n");
         goto outofdate;
     }
     /* see if the directory lists are the same */
-    if (samelist(oldrefs, srcdirs, nsrcdirs) == NO 
-        || samelist(oldrefs, incdirs, nincdirs) == NO 
+    if (samelist(oldrefs, srcdirs, nsrcdirs) == NO
+        || samelist(oldrefs, incdirs, nincdirs) == NO
         /* get the old number of files */
-        || fscanf(oldrefs, "%lu", &oldnum) != 1 
+        || fscanf(oldrefs, "%lu", &oldnum) != 1
         /* skip the string space size */
         || (fileversion >= 9 && fscanf(oldrefs, "%*s") != 0)) {
         goto outofdate;
@@ -320,7 +320,7 @@ cscope: -q option mismatch between command line and old symbol database\n");
     }
     fclose(oldrefs);
     return;
-        
+
     outofdate:
     /* if the database format has changed, rebuild it all */
     if (fileversion != FILEVERSION) {
@@ -339,7 +339,7 @@ cscope: converting to new symbol database file format\n");
     scanpast('\t');    /* skip the header */
     oldfile = getoldfile();
     } else {    /* force cross-referencing of all the source files */
-    force:    
+    force:
     reftime = 0;
     oldfile = NULL;
     }
@@ -377,7 +377,7 @@ cscope: converting to new symbol database file format\n");
 
     /* get the next source file name */
     for (fileindex = firstfile; fileindex < lastfile; ++fileindex) {
-        	
+
         /* display the progress about every three seconds */
         if (interactive == YES && fileindex % 10 == 0) {
         progress("Building symbol database", fileindex, lastfile);
@@ -396,14 +396,14 @@ cscope: converting to new symbol database file format\n");
         /* if this file was modified */
         crossref(file);
         ++built;
-        		
+
         /* skip its old crossref so modifying the last source
          * file does not cause all included files to be built.
          * Unfortunately a new file that is alphabetically
          * last will cause all included files to be build, but
          * this is less likely */
         oldfile = getoldfile();
-        } else {    
+        } else {
         /* copy its cross-reference */
         putfilename(file);
         if (invertedindex == YES) {
@@ -430,10 +430,10 @@ cscope: converting to new symbol database file format\n");
     /* add a null file name to the trailing tab */
     putfilename("");
     dbputc('\n');
-    
+
     /* get the file trailer offset */
     traileroffset = dboffset;
-    
+
     /* output the source and include directory and file lists */
     putlist(srcdirs, nsrcdirs);
     putlist(incdirs, nincdirs);
@@ -474,7 +474,7 @@ cscope: converting to new symbol database file format\n");
     rewind(newrefs);
     putheader(newdir);
     fclose(newrefs);
-    
+
     /* close the old database file */
     if (symrefs >= 0) {
     close(symrefs);
@@ -485,7 +485,7 @@ cscope: converting to new symbol database file format\n");
     /* replace it with the new database file */
     movefile(newreffile, reffile);
 }
-    
+
 
 /* string comparison function for qsort */
 static int
@@ -493,14 +493,14 @@ compare(const void *arg_s1, const void *arg_s2)
 {
     const char **s1 = (const char **) arg_s1;
     const char **s2 = (const char **) arg_s2;
-        	
+
     return(strcmp(*s1, *s2));
 }
 
 
 /* seek to the trailer, in a given file */
-void 
-seek_to_trailer(FILE *f) 
+void
+seek_to_trailer(FILE *f)
 {
     if (fscanf(f, "%ld", &traileroffset) != 1) {
     postfatal("cscope: cannot read trailer offset from file %s\n", reffile);
@@ -541,7 +541,7 @@ void free_newbuildfiles(void)
     free(newinvname);
     free(newinvpost);
     free(newreffile);
-}    
+}
 
 
 /* output the cscope version, current directory, database format options, and
@@ -555,7 +555,7 @@ putheader(char *dir)
     }
     if (invertedindex == YES) {
     dboffset += fprintf(newrefs, " -q %.10ld", totalterms);
-    } else {    
+    } else {
     /* leave space so if the header is overwritten without -q
      * because writing the inverted index failed, the header
      * is the same length */
@@ -567,7 +567,7 @@ putheader(char *dir)
 
     dboffset += fprintf(newrefs, " %.10ld\n", traileroffset);
 #ifdef PRINTF_RETVAL_BROKEN
-    dboffset = ftell(newrefs); 
+    dboffset = ftell(newrefs);
 #endif
 }
 
@@ -577,7 +577,7 @@ static void
 putlist(char **names, int count)
 {
     int    i, size = 0;
-    
+
     fprintf(newrefs, "%d\n", count);
     if (names == srcfiles) {
 
@@ -613,7 +613,7 @@ copydata(void)
         }
     } while (*++cp == '\0' && (cp = read_block()) != NULL);
     dbputc('\t');    /* copy the tab */
-        
+
     /* get the next character */
     /* HBB 2010-08-21: potential problem if above loop was left
      * with cp==NULL */
@@ -659,7 +659,7 @@ copyinverted(void)
         }
     } while (*++cp == '\0' && (cp = read_block()) != NULL);
     dbputc('\n');    /* copy the newline */
-        
+
     /* get the next character */
     /* HBB 2010-08-21: potential problem if above loop was left
      * with cp==NULL */
@@ -735,4 +735,3 @@ fetch_include_from_dbase(char *s, size_t length)
     fetch_string_from_dbase(s, length);
     incfile(s + 1, s);
 }
-
diff --git a/src/build.h b/src/build.h
index 3316f3c..2a2adb1 100644
--- a/src/build.h
+++ b/src/build.h
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 2001, The Santa Cruz Operation 
+ Copyright (c) 2001, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,36 +27,36 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 #ifndef CSCOPE_BUILD_H
 #define CSCOPE_BUILD_H
 
-#include "global.h"    	/* FIXME: temp. only */
+#include "global.h"        /* FIXME: temp. only */
 #include "invlib.h"
 
 /* types and macros of build.c to be used by other modules */
 
 /* database output macros that update its offset */
-#define    dbputc(c)	(++dboffset, (void) putc(c, newrefs))
-#define    dbfputs(s)	(dboffset += strlen(s), fputs(s, newrefs))
+#define    dbputc(c)    (++dboffset, (void) putc(c, newrefs))
+#define    dbfputs(s)    (dboffset += strlen(s), fputs(s, newrefs))
 
 /* declarations for globals defined in build.c */
 
-extern    BOOL	buildonly;	/* only build the database */
-extern    BOOL	unconditional;	/* unconditionally build database */
-extern    BOOL	fileschanged;	/* assume some files changed */
+extern    BOOL    buildonly;	/* only build the database */
+extern    BOOL    unconditional;	/* unconditionally build database */
+extern    BOOL    fileschanged;	/* assume some files changed */
 
-extern    char	*reffile;	/* cross-reference file path name */
-extern    char	*invname; 	/* inverted index to the database */
-extern    char	*invpost;	/* inverted index postings */
-extern    char	*newreffile;	/* new cross-reference file name */
-extern    FILE	*newrefs;	/* new cross-reference */
-extern    FILE	*postings;	/* new inverted index postings */
-extern    int	symrefs;	/* cross-reference file */
+extern    char    *reffile;	/* cross-reference file path name */
+extern    char    *invname; 	/* inverted index to the database */
+extern    char    *invpost;	/* inverted index postings */
+extern    char    *newreffile;	/* new cross-reference file name */
+extern    FILE    *newrefs;	/* new cross-reference */
+extern    FILE    *postings;	/* new inverted index postings */
+extern    int    symrefs;	/* cross-reference file */
 
-extern    INVCONTROL invcontrol;	/* inverted file control structure */
+extern    INVCONTROL invcontrol;    /* inverted file control structure */
 
 /* Prototypes of external functions defined by build.c */
 
diff --git a/src/command.c b/src/command.c
index b37a454..50dd0a9 100644
--- a/src/command.c
+++ b/src/command.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*    cscope - interactive C symbol or text cross-reference
@@ -119,7 +119,7 @@ static void
 mark(unsigned int i)
 {
     unsigned int j;
-    
+
     j = i + topline - 1;
     if (j < totallines) {
     move(displine[i], 1);
@@ -144,13 +144,13 @@ scrollbar(MOUSE *p)
     return;
     }
     switch (p->percent) {
-        
+
     case 101: /* scroll down one page */
     if (nextline + mdisprefs > totallines) {
         nextline = totallines - mdisprefs + 1;
     }
     break;
-        
+
     case 102: /* scroll up one page */
     nextline = topline - mdisprefs;
     if (nextline < 1) {
@@ -161,7 +161,7 @@ scrollbar(MOUSE *p)
     case 103: /* scroll down one line */
     nextline = topline + 1;
     break;
-        
+
     case 104: /* scroll up one line */
     if (topline > 1) {
         nextline = topline - 1;
@@ -191,7 +191,7 @@ countrefs(void)
     /* HBB NOTE 2012-04-07: it may look like we shouldn't assing tempstring here,
      * since it's not used.  But it has to be assigned just so the return value
      * of fscanf will actually reach 4. */
-    while (EOF != (i = fscanf(refsfound, 
+    while (EOF != (i = fscanf(refsfound,
         	      "%" PATHLEN_STR "s%" PATLEN_STR "s%" NUMLEN_STR "s %" TEMPSTRING_LEN_STR "[^\n]",
         	      file, function, linenum, tempstring
         	     )
@@ -230,7 +230,7 @@ countrefs(void)
     rewind(refsfound);
 
     /* restrict the width of displayed columns */
-    /* HBB FIXME 20060419: magic number alert! */ 
+    /* HBB FIXME 20060419: magic number alert! */
     i = (COLS - 5) / 3;
     if (ogs == YES) {
     i = (COLS - 7) / 5;
diff --git a/src/compath.c b/src/compath.c
index 8c59c5e..853874e 100644
--- a/src/compath.c
+++ b/src/compath.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*
@@ -163,7 +163,7 @@ compath(char *pathname)        	/*FDEF*/
 
         		sofar = nextchar - 1;
         		while ((*nextchar++ = *lastchar++) != '\0');
-        			
+
         		lastchar = sofar;
 
         		/*
diff --git a/src/constants.h b/src/constants.h
index 9d5e042..e15bfac 100644
--- a/src/constants.h
+++ b/src/constants.h
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*    cscope - interactive C symbol cross-reference
@@ -38,43 +38,43 @@
 #ifndef CSCOPE_CONSTANTS_H
 #define CSCOPE_CONSTANTS_H
 
-#define ctrl(x)    (x & 037)	/* control character macro */
+#define ctrl(x)    (x & 037)    /* control character macro */
 
 /* fast string equality tests (avoids most strcmp() calls) */
-#define    strequal(s1, s2)	(*(s1) == *(s2) && strcmp(s1, s2) == 0)
-#define    strnotequal(s1, s2)	(*(s1) != *(s2) || strcmp(s1, s2) != 0)
+#define    strequal(s1, s2)    (*(s1) == *(s2) && strcmp(s1, s2) == 0)
+#define    strnotequal(s1, s2)    (*(s1) != *(s2) || strcmp(s1, s2) != 0)
 
 /* set the mark character for searching the cross-reference file */
-#define    setmark(c)	(blockmark = c, block[blocklen] = blockmark)
+#define    setmark(c)    (blockmark = c, block[blocklen] = blockmark)
 
 /* get the next character in the cross-reference */
 /* note that blockp is assumed not to be null */
-#define    getrefchar()	(*(++blockp + 1) != '\0' ? *blockp : \
-    		(read_block() != NULL ? *blockp : '\0'))
+#define    getrefchar()    (*(++blockp + 1) != '\0' ? *blockp : \
+        	(read_block() != NULL ? *blockp : '\0'))
 
 /* skip the next character in the cross-reference */
 /* note that blockp is assumed not to be null and that
    this macro will always be in a statement by itself */
-#define    skiprefchar()	if (*(++blockp + 1) == '\0') (void) read_block()
+#define    skiprefchar()    if (*(++blockp + 1) == '\0') (void) read_block()
 
 #ifndef ESC
-# define    ESC	'\033'		/* escape character */
+# define    ESC    '\033'		/* escape character */
 #endif
-#define    DEL	'\177'		/* delete character */
-#define    DUMMYCHAR	' '	/* use space as a dummy character */
-#define    MSGLEN	((PATLEN) + 80)	/* displayed message length */
-#define    NUMLEN	10		/* line number length */
-#define    PATHLEN	250		/* file pathname length */
-#define    PATLEN	250		/* symbol pattern length */
+#define    DEL    '\177'		/* delete character */
+#define    DUMMYCHAR    ' '	/* use space as a dummy character */
+#define    MSGLEN    ((PATLEN) + 80)	/* displayed message length */
+#define    NUMLEN    10		/* line number length */
+#define    PATHLEN    250		/* file pathname length */
+#define    PATLEN    250		/* symbol pattern length */
 #define TEMPSTRING_LEN 8191     /* max strlen() of the global temp string */
-#define    REFFILE	"cscope.out"	/* cross-reference output file */
-#define    NAMEFILE "cscope.files"	/* default list-of-files file */
-#define    INVNAME	"cscope.in.out"	/* inverted index to the database */
-#define    INVPOST	"cscope.po.out"	/* inverted index postings */
+#define    REFFILE    "cscope.out"	/* cross-reference output file */
+#define    NAMEFILE "cscope.files"    /* default list-of-files file */
+#define    INVNAME    "cscope.in.out"	/* inverted index to the database */
+#define    INVPOST    "cscope.po.out"	/* inverted index postings */
 #define    INVNAME2 "cscope.out.in"/* follows correct naming convention */
 #define    INVPOST2 "cscope.out.po"/* follows correct naming convention */
 
-#define    STMTMAX	10000		/* maximum source statement length */
+#define    STMTMAX    10000		/* maximum source statement length */
 
 #define STR2(x) #x
 #define STRINGIZE(x) STR2(x)
@@ -84,32 +84,32 @@
 #define TEMPSTRING_LEN_STR STRINGIZE(TEMPSTRING_LEN)
 
 /* screen lines */
-#define    FLDLINE	(LINES - FIELDS - 1 - 1)	/* first input field line */
-#define    MSGLINE	0			/* message line */
-#define    PRLINE	(LINES - 1)		/* input prompt line */
+#define    FLDLINE    (LINES - FIELDS - 1 - 1)	/* first input field line */
+#define    MSGLINE    0			/* message line */
+#define    PRLINE    (LINES - 1)		/* input prompt line */
 
 /* input fields (value matches field order on screen) */
-#define    SYMBOL		0
+#define    SYMBOL    	0
 #define DEFINITION    1
-#define    CALLEDBY	2
-#define    CALLING		3
-#define    STRING		4
-#define    CHANGE		5
-#define    REGEXP		6
+#define    CALLEDBY    2
+#define    CALLING    	3
+#define    STRING    	4
+#define    CHANGE    	5
+#define    REGEXP    	6
 #define FILENAME    7
 #define INCLUDES    8
-#define    FIELDS		10
+#define    FIELDS    	10
 
 /* file open modes */
 #ifndef R_OK
-# define    READ	R_OK
+# define    READ    R_OK
 #else
-# define    READ	4	
+# define    READ    4
 #endif
 #ifdef W_OK
-# define    WRITE	W_OK
+# define    WRITE    W_OK
 #else
-# define    WRITE	2
+# define    WRITE    2
 #endif
 
 #define O_TEXT 0x00
@@ -159,7 +159,7 @@
 
 /**/
 #if (BSD || V9) && !__NetBSD__ && !__FreeBSD__ && !__APPLE__
-# define TERMINFO    0	/* no terminfo curses */
+# define TERMINFO    0    /* no terminfo curses */
 #else
 # define TERMINFO    1
 #endif
@@ -167,25 +167,25 @@
 
 #if !TERMINFO
 # ifndef KEY_BREAK
-#  define    KEY_BREAK	0400	/* easier to define than to add #if around the use */
+#  define    KEY_BREAK    0400	/* easier to define than to add #if around the use */
 # endif
 # ifndef KEY_ENTER
-#  define    KEY_ENTER	0401
+#  define    KEY_ENTER    0401
 # endif
 # ifndef KEY_BACKSPACE
-#  define    KEY_BACKSPACE	0402
+#  define    KEY_BACKSPACE    0402
 # endif
 
 # if !sun
-#  define cbreak()    crmode()			/* name change */
+#  define cbreak()    crmode()    		/* name change */
 # endif
 
 # if UNIXPC
-#  define erasechar() (_tty.c_cc[VERASE])    	/* equivalent */
-#  define killchar()  (_tty.c_cc[VKILL])    	/* equivalent */
+#  define erasechar() (_tty.c_cc[VERASE])        /* equivalent */
+#  define killchar()  (_tty.c_cc[VKILL])        /* equivalent */
 # else
-#  define erasechar() (_tty.sg_erase)    		/* equivalent */
-#  define killchar()  (_tty.sg_kill)    		/* equivalent */
+#  define erasechar() (_tty.sg_erase)        	/* equivalent */
+#  define killchar()  (_tty.sg_kill)        	/* equivalent */
 # endif /* if UNIXPC */
 #endif    /* if !TERMINFO */
 
diff --git a/src/crossref.c b/src/crossref.c
index d9229fe..1b09245 100644
--- a/src/crossref.c
+++ b/src/crossref.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 
@@ -103,7 +103,7 @@ crossref(char *srcfile)
     errorsfound = YES;
     return;
     }
-    
+
     entry_no = 0;
     /* open the source file */
     if ((yyin = myfopen(srcfile, "r")) == NULL) {
@@ -124,7 +124,7 @@ crossref(char *srcfile)
     symbol = malloc(msymbols * sizeof(*symbol));
     }
     for (;;) {
-        
+
     /* get the next token */
     switch (token = yylex()) {
     default:
@@ -149,7 +149,7 @@ crossref(char *srcfile)
         if (length == symbol[i].length
             && strncmp(my_yytext + first,
         	       my_yytext + symbol[i].first,
-        	       length) == 0 
+        	       length) == 0
             && entry_no == symbol[i].fcn_level
             && token == symbol[i].type
             ) {	/* could be a::a() */
@@ -175,10 +175,10 @@ crossref(char *srcfile)
         my_yyleng = 0;
 #endif
         break;
-        	
+
     case LEXERR:    /* Lexer error, abort further parsing of this file */
     case LEXEOF:    /* end of file; last line may not have \n */
-        	
+
         	/* if there were symbols, output them and the source line */
         if (symbols > 0) {
         putcrossref();
@@ -253,7 +253,7 @@ putcrossref(void)
 
     blank = NO;
     for (i = 0; i < my_yyleng; ++i) {
-        
+
     /* change a tab to a blank and compress blanks */
     if ((c = my_yytext[i]) == ' ' || c == '\t') {
         blank = YES;
@@ -266,7 +266,7 @@ putcrossref(void)
         dbputc(' ');
         }
         dbputc('\n');    /* symbols start on a new line */
-        	
+
         /* output any symbol type */
         if ((type = symbol[symput].type) != IDENT) {
         dbputc('\t');
@@ -287,7 +287,7 @@ putcrossref(void)
         i = j - 1;
         ++symput;
     } else {
-        /* HBB: try to save some time by early-out handling of 
+        /* HBB: try to save some time by early-out handling of
          * non-compressed mode */
         if (compress == NO) {
         if (blank == YES) {
@@ -323,11 +323,11 @@ putcrossref(void)
         }
         dbputc((int) c);
         blank = NO;
-        	
+
         /* skip compressed characters */
         if (c < ' ') {
         ++i;
-        		
+
         /* skip blanks before a preprocesor keyword */
         /* note: don't use isspace() because \f and \v
            are used for keywords */
@@ -436,10 +436,10 @@ putposting(char *term, int type)
     do {
         (void) putc(*s, postings);
     } while (*++s != '\0');
-    
+
     /* postings are also sorted by type */
     (void) putc(type, postings);
-    
+
     /* function or macro name offset */
     if (offset > 0) {
         (void) putc(' ', postings);
@@ -462,12 +462,12 @@ writestring(char *s)
 {
     unsigned char c;
     int    i;
-    
+
     if (compress == NO) {
         /* Save some I/O overhead by using puts() instead of putc(): */
         dbfputs(s);
         return;
-    } 
+    }
     /* compress digraphs */
     for (i = 0; (c = s[i]) != '\0'; ++i) {
         if (/* dicode1[c] && dicode2[(unsigned char) s[i + 1]] */
@@ -476,7 +476,7 @@ writestring(char *s)
         	c = DICODE_COMPRESS(c, s[i + 1]);
         	++i;
         }
-        dbputc(c);	
+        dbputc(c);
     }
 }
 
@@ -485,8 +485,8 @@ writestring(char *s)
 void
 warning(char *text)
 {
-    
-    (void) fprintf(stderr, "cscope: \"%s\", line %d: warning: %s\n", filename, 
+
+    (void) fprintf(stderr, "cscope: \"%s\", line %d: warning: %s\n", filename,
         myylineno, text);
     errorsfound = YES;
 }
diff --git a/src/dir.c b/src/dir.c
index 627bfc6..abb5ef4 100644
--- a/src/dir.c
+++ b/src/dir.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 
@@ -125,7 +125,7 @@ sourcedir(char *dirlist)
 
     makevpsrcdirs();        /* make the view source directory list */
     dirlist = strdup(dirlist); /* don't change environment variable text */
-    
+
     /* parse the directory list */
     dir = strtok(dirlist, DIRSEPS);
     while (dir != NULL) {
@@ -133,10 +133,10 @@ sourcedir(char *dirlist)
 
     addsrcdir(dir);
 
-    /* if it isn't a full path name and there is a 
+    /* if it isn't a full path name and there is a
        multi-directory view path */
     if (*dirlist != '/' && vpndirs > 1) {
-        	
+
         /* compute its path from higher view path source dirs */
         for (i = 1; i < nvpsrcdirs; ++i) {
         snprintf(path, sizeof(path), "%.*s/%s",
@@ -158,7 +158,7 @@ addsrcdir(char *dir)
     struct    stat	statstruct;
 
     /* make sure it is a directory */
-    if (lstat(compath(dir), &statstruct) == 0 && 
+    if (lstat(compath(dir), &statstruct) == 0 &&
         S_ISDIR(statstruct.st_mode)) {
 
         /* note: there already is a source directory list */
@@ -193,7 +193,7 @@ includedir(char *dirlist)
 
     makevpsrcdirs();        /* make the view source directory list */
     dirlist = strdup(dirlist); /* don't change environment variable text */
-    
+
     /* parse the directory list */
     dir = strtok(dirlist, DIRSEPS);
     while (dir != NULL) {
@@ -201,13 +201,13 @@ includedir(char *dirlist)
 
     addincdir(dir, dir);
 
-    /* if it isn't a full path name and there is a 
+    /* if it isn't a full path name and there is a
        multi-directory view path */
     if (*dirlist != '/' && vpndirs > 1) {
-        	
+
         /* compute its path from higher view path source dirs */
         for (i = 1; i < nvpsrcdirs; ++i) {
-        snprintf(path, sizeof(path), "%.*s/%s", 
+        snprintf(path, sizeof(path), "%.*s/%s",
         	(int)(PATHLEN - 2 - dir_len),
         	srcdirs[i], dir);
         addincdir(dir, path);
@@ -226,7 +226,7 @@ addincdir(char *name, char *path)
     struct    stat	statstruct;
 
     /* make sure it is a directory */
-    if (lstat(compath(path), &statstruct) == 0 && 
+    if (lstat(compath(path), &statstruct) == 0 &&
         S_ISDIR(statstruct.st_mode)) {
         if (incdirs == NULL) {
         	incdirs = malloc(mincdirs * sizeof(*incdirs));
@@ -247,7 +247,7 @@ addincdir(char *name, char *path)
 void
 freeinclist()
 {
-    if (!incdirs)    
+    if (!incdirs)
         return;
     while(nincdirs>0) {
         free(incdirs[--nincdirs]);
@@ -275,7 +275,7 @@ makefilelist(void)
 
     /* if -i was NOT given and there are source file arguments */
     if (namefile == NULL && fileargc > 0) {
-        
+
     /* put them in a list that can be expanded */
     for (i = 0; i < fileargc; ++i) {
         file = fileargv[i];
@@ -325,24 +325,24 @@ makefilelist(void)
     /* Kill away \n left at end of fgets()'d string: */
     if (*point_in_line == '\n')
         *point_in_line = '\0';
-        	
+
     /* Parse whitespace-terminated strings in line: */
     point_in_line = line;
     while (sscanf(point_in_line, "%" PATHLEN_STR "s", path) == 1) {
         /* Have to store this length --- inviewpath() will
          * modify path, later! */
         length_of_name = strlen(path);
-        	  
+
         if (*path == '-') {    /* if an option */
         if (unfinished_option) {
             /* Can't have another option directly after an
              * -I or -p option with no name after it! */
             fprintf(stderr, "\
-cscope: Syntax error in namelist file %s: unfinished -I or -p option\n", 
+cscope: Syntax error in namelist file %s: unfinished -I or -p option\n",
         	    namefile);
             unfinished_option = 0;
         }
-        				
+
         i = path[1];
         switch (i) {
         case 'c':	/* ASCII characters only in crossref */
@@ -363,8 +363,8 @@ cscope: Syntax error in namelist file %s: unfinished -I or -p option\n",
             s = path + 2;		/* for "-Ipath" */
             if (*s == '\0') {	/* if "-I path" */
         	unfinished_option = i;
-        	break; 
-            } 
+        	break;
+            }
 
             /* this code block used several times in here
              * --> make it a macro to avoid unnecessary
@@ -398,7 +398,7 @@ cscope: Syntax error in namelist file %s: unfinished -I or -p option\n",
             HANDLE_OPTION_ARGUMENT(i, s)
         	break;
         default:
-            fprintf(stderr, "cscope: only -I, -c, -k, -p, and -T options can be in file %s\n", 
+            fprintf(stderr, "cscope: only -I, -c, -k, -p, and -T options can be in file %s\n",
         	    namefile);
         } /* switch(i) */
         } /* if('-') */
@@ -424,7 +424,7 @@ cscope: Syntax error in namelist file %s: unfinished -I or -p option\n",
             } else {
         	newpath[out++] = point_in_line[in++];
             }
-        } /* while(in) */ 
+        } /* while(in) */
         if (in >= PATHLEN) { /* safeguard against almost-overflow */
             newpath[out]='\0';
         }
@@ -489,7 +489,7 @@ scan_dir(const char *adir, BOOL recurse_dir)
         struct dirent *entry;
         char	path[PATHLEN + 1];
 
-        while ((entry = readdir(dirfile)) != NULL) { 
+        while ((entry = readdir(dirfile)) != NULL) {
         	if ((strcmp(".",entry->d_name) != 0)
         	    && (strcmp("..",entry->d_name) != 0)) {
         		struct stat buf;
@@ -499,7 +499,7 @@ scan_dir(const char *adir, BOOL recurse_dir)
         			entry->d_name);
 
         		if (lstat(path,&buf) == 0) {
-        			if (recurse_dir 
+        			if (recurse_dir
                                             && S_ISDIR(buf.st_mode) ) {
         				scan_dir(path, recurse_dir);
         			} else if (issrcfile(path)
@@ -552,13 +552,13 @@ issrcfile(char *path)
         }
     } else if ((s[2] == '\0') /* 2 char suffix */
            && ((s[0] == 'b' && s[1] == 'p') /* breakpoint listing */
-               || (s[0] == 'q' 
+               || (s[0] == 'q'
         	   && (s[1] == 'c' || s[1] == 'h')) /* Ingres */
                || (s[0] == 's' && s[1] == 'd') /* SDL */
                || (s[0] == 'c' && s[1] == 'c') /* C++ source */
                || (s[0] == 'h' && s[1] == 'h'))) { /* C++ header */
         looks_like_source = YES;
-        	
+
     } else if((s[3] == '\0') /* 3 char suffix */
           /* C++ template source */
           && ((s[0] == 't' && s[1] == 'c' && s[2] == 'c' )
@@ -573,9 +573,9 @@ issrcfile(char *path)
 
     if (looks_like_source != YES)
         return NO;
-    
+
     /* make sure it is a file */
-    if (lstat(path, &statstruct) == 0 && 
+    if (lstat(path, &statstruct) == 0 &&
         S_ISREG(statstruct.st_mode)) {
         return(YES);
     }
@@ -695,7 +695,7 @@ addsrcfile(char *path)
 {
     struct    listitem *p;
     int    i;
-    
+
     /* make sure there is room for the file */
     if (nsrcfiles == msrcfiles) {
         msrcfiles += SRCINC;
@@ -718,7 +718,7 @@ freefilelist(void)
     struct    listitem *p, *nextp;
     int    i;
 
-    /* if '-d' option is used a string space block is allocated */    
+    /* if '-d' option is used a string space block is allocated */
     if (isuptodate == NO) {
         while (nsrcfiles > 0) {
         	free (srcfiles[--nsrcfiles]);
@@ -734,7 +734,7 @@ freefilelist(void)
     free (srcfiles);     /* HBB 20000421: avoid leak */
     msrcfiles = 0;
     srcfiles=0;
-    
+
     for (i = 0; i < HASHMOD; ++i) {
         for (p = srcnames[i]; p != NULL; p = nextp) {
         	/* HBB 20000421: avoid memory leak */
diff --git a/src/edit.c b/src/edit.c
index 0b13451..7ee79de 100644
--- a/src/edit.c
+++ b/src/edit.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*    cscope - interactive C symbol cross-reference
@@ -56,7 +56,7 @@ editref(int i)
     }
     /* get the selected line */
     seekline(i + topline);
-    
+
     /* get the file name and line number */
     if (fscanf(refsfound, "%" PATHLEN_STR "s%*s%" NUMLEN_STR "s", file, linenum) == 2) {
         edit(file, linenum);	/* edit it */
@@ -79,7 +79,7 @@ editall(void)
     }
     /* get the first line */
     seekline(1);
-    
+
     /* get each file name and line number */
     while (fscanf(refsfound, "%" PATHLEN_STR "s%*s%" NUMLEN_STR "s%*[^\n]", file, linenum) == 2) {
         edit(file, linenum);	/* edit it */
@@ -92,7 +92,7 @@ editall(void)
     }
     seekline(topline);
 }
-    
+
 /* call the editor */
 
 void
@@ -108,7 +108,7 @@ edit(char *file, char *linenum)
     (void) snprintf(plusnum, sizeof(plusnum), lineflag, linenum);
     /* if this is the more or page commands */
     if (strcmp(s = basename(editor), "more") == 0 || strcmp(s, "page") == 0) {
-        
+
         /* get it to pause after displaying a file smaller than the screen
            length */
         (void) execute(editor, editor, plusnum, file, "/dev/null", NULL);
@@ -128,7 +128,7 @@ char *
 filepath(char *file)
 {
     static    char	path[PATHLEN + 1];
-    
+
     if (prependpath != NULL && *file != '/') {
         (void) snprintf(path, sizeof(path), "%s/%s", prependpath, file);
         file = path;
diff --git a/src/egrep.c b/src/egrep.c
index 32c7137..9e2bd86 100644
--- a/src/egrep.c
+++ b/src/egrep.c
@@ -70,9 +70,9 @@
 #line 1 "src/egrep.y"
 
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -85,7 +85,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -98,7 +98,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*
@@ -1565,7 +1565,7 @@ yylex(void)
     return (DOT);
     case '\0':
     return (0);
-    case '[': 
+    case '[':
     x = CCL;
     cclcnt = 0;
     count = nxtchar++;
@@ -1679,12 +1679,12 @@ cfoll(int v)
 
     if (left[v] == 0) {
     count = 0;
-    for (i = 1; i <= line; i++) 
+    for (i = 1; i <= line; i++)
         tmpstat[i] = 0;
     follow(v);
     add(foll, v);
     } else if (right[v] == 0)
-    cfoll(left[v]); 
+    cfoll(left[v]);
     else {
     cfoll(left[v]);
     cfoll(right[v]);
@@ -1877,7 +1877,7 @@ follow(unsigned int v)
 {
     unsigned int p;
 
-    if (v == line) 
+    if (v == line)
     return;
     p = parent[v];
     switch(name[p]) {
@@ -1896,7 +1896,7 @@ follow(unsigned int v)
         follow(p);
         return;
         }
-    } else 
+    } else
         follow(p);
     return;
     case FINAL:
@@ -1968,7 +1968,7 @@ egrep(char *file, FILE *output, char *format)
     int in_line;
     FILE *fptr;
 
-    if ((fptr = myfopen(file, "r")) == NULL) 
+    if ((fptr = myfopen(file, "r")) == NULL)
     return(-1);
 
     lnum = 1;
@@ -2037,7 +2037,7 @@ egrep(char *file, FILE *output, char *format)
     brk2:
     if (--ccount <= 0) {
         ccount = read_next_chunk(&p, fptr);
-        if (ccount <= 0) 
+        if (ccount <= 0)
         break;
     }
     in_line = 1;
diff --git a/src/egrep.y b/src/egrep.y
index cb7c0c4..d3c6e33 100644
--- a/src/egrep.y
+++ b/src/egrep.y
@@ -1,8 +1,8 @@
 %{
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -15,7 +15,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -28,7 +28,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*
@@ -140,7 +140,7 @@ r:	r OR r
 		{ $$ = unary(QUEST, $1); }
 	| '(' r ')'
 		{ $$ = $2; }
-	| error 
+	| error
 	;
 
 %%
@@ -175,7 +175,7 @@ yylex(void)
 	return (DOT);
     case '\0':
 	return (0);
-    case '[': 
+    case '[':
 	x = CCL;
 	cclcnt = 0;
 	count = nxtchar++;
@@ -289,12 +289,12 @@ cfoll(int v)
 
     if (left[v] == 0) {
 	count = 0;
-	for (i = 1; i <= line; i++) 
+	for (i = 1; i <= line; i++)
 	    tmpstat[i] = 0;
 	follow(v);
 	add(foll, v);
     } else if (right[v] == 0)
-	cfoll(left[v]); 
+	cfoll(left[v]);
     else {
 	cfoll(left[v]);
 	cfoll(right[v]);
@@ -487,7 +487,7 @@ follow(unsigned int v)
 {
     unsigned int p;
 
-    if (v == line) 
+    if (v == line)
 	return;
     p = parent[v];
     switch(name[p]) {
@@ -506,7 +506,7 @@ follow(unsigned int v)
 		follow(p);
 		return;
 	    }
-	} else 
+	} else
 	    follow(p);
 	return;
     case FINAL:
@@ -578,7 +578,7 @@ egrep(char *file, FILE *output, char *format)
     int in_line;
     FILE *fptr;
 
-    if ((fptr = myfopen(file, "r")) == NULL) 
+    if ((fptr = myfopen(file, "r")) == NULL)
 	return(-1);
 
     lnum = 1;
@@ -647,7 +647,7 @@ egrep(char *file, FILE *output, char *format)
     brk2:
 	if (--ccount <= 0) {
 	    ccount = read_next_chunk(&p, fptr);
-	    if (ccount <= 0) 
+	    if (ccount <= 0)
 		break;
 	}
 	in_line = 1;
diff --git a/src/exec.c b/src/exec.c
index 39eef46..f196bb9 100644
--- a/src/exec.c
+++ b/src/exec.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*    cscope - interactive C symbol cross-reference
@@ -91,10 +91,10 @@ execute(char *a, ...)    /* note: "exec" is already defined on u370 */
         exitcode = join(p);	/* parent */
     }
 #endif /* MSDOS */
-    
+
     /* the menu and scrollbar may be changed by the command executed */
 #if UNIXPC || !TERMINFO
-# ifndef __DJGPP__ /* leave CRLF handling as is */      
+# ifndef __DJGPP__ /* leave CRLF handling as is */
     nonl();
 # endif
     raw();    /* endwin() turns off cbreak mode so restore it */
@@ -115,7 +115,7 @@ static int
 myexecvp(char *a, char **args)
 {
     char    msg[MSGLEN + 1];
-    
+
     /* modify argv[0] to reference the last component of its path name */
     args[0] = basename(args[0]);
 
@@ -137,14 +137,14 @@ myfork(void)
     pid_t    p;		/* process number */
 
     p = fork();
-    
+
     /* the parent ignores the interrupt, quit, and hangup signals */
     if (p > 0) {
         oldsigquit = signal(SIGQUIT, SIG_IGN);
         oldsighup = signal(SIGHUP, SIG_IGN);
-#ifdef SIGTSTP        
+#ifdef SIGTSTP
         oldsigtstp = signal(SIGTSTP, SIG_DFL);
-#endif        
+#endif
     }
     /* so they can be used to stop the child */
     else if (p == 0) {
@@ -153,7 +153,7 @@ myfork(void)
         signal(SIGHUP, SIG_DFL);
 #ifdef SIGTSTP
         signal(SIGTSTP, SIG_DFL);
-#endif        	
+#endif
     }
     /* check for fork failure */
     if (p == -1) {
@@ -165,9 +165,9 @@ myfork(void)
 /* join is the compliment of fork */
 
 static int
-join(pid_t p) 
+join(pid_t p)
 {
-    int    status = -1;  
+    int    status = -1;
     pid_t    w;
 
     /* wait for the correct child to exit */
@@ -180,7 +180,7 @@ join(pid_t p)
     signal(SIGHUP, oldsighup);
 #ifdef SIGTSTP
     signal(SIGTSTP, oldsigtstp);
-#endif    
+#endif
 
     /* return the child's exit code */
     return(status >> 8);
diff --git a/src/find.c b/src/find.c
index 7ac0659..685e90a 100644
--- a/src/find.c
+++ b/src/find.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*    cscope - interactive C symbol or text cross-reference
@@ -49,7 +49,7 @@
 #include <regex.h>
 
 /* most of these functions have been optimized so their innermost loops have
- * only one test for the desired character by putting the char and 
+ * only one test for the desired character by putting the char and
  * an end-of-block marker (\0) at the end of the disk block buffer.
  * When the inner loop exits on the char, an outer loop will see if
  * the char is followed by a \0.  If so, it will read the next block
@@ -101,7 +101,7 @@ findassign(char *pattern)
 /* Test reference whether it's an assignment to the symbol found at
  * (global variable) 'blockp' */
 static BOOL
-check_for_assignment(void) 
+check_for_assignment(void)
 {
     /* Do the extra work here to determine if this is an
      * assignment or not.  Do this by examining the next character
@@ -123,21 +123,21 @@ check_for_assignment(void)
     return YES;
     }
     /* check for plain '=', not '==' */
-    if ((asgn_char[0] == '=') && 
-    (((asgn_char[1] != '=') && !(asgn_char[1] & 0x80)) || 
+    if ((asgn_char[0] == '=') &&
+    (((asgn_char[1] != '=') && !(asgn_char[1] & 0x80)) ||
      ((asgn_char[1] & 0x80) && (dichar1[(asgn_char[1]& 0177)/8] != '=')))) {
     return YES;
     }
 
     /* check for operator assignments: +=, ... ^= ? */
-    if (   (   (asgn_char[0] == '+') 
+    if (   (   (asgn_char[0] == '+')
         || (asgn_char[0] == '-')
-        || (asgn_char[0] == '*') 
-        || (asgn_char[0] == '/') 
-        || (asgn_char[0] == '%') 
-        || (asgn_char[0] == '&') 
-        || (asgn_char[0] == '|') 
-        || (asgn_char[0] == '^') 
+        || (asgn_char[0] == '*')
+        || (asgn_char[0] == '/')
+        || (asgn_char[0] == '%')
+        || (asgn_char[0] == '&')
+        || (asgn_char[0] == '|')
+        || (asgn_char[0] == '^')
        )
     && ((asgn_char[1] == '=') || ((asgn_char[1] & 0x80) && (dichar1[(asgn_char[1] &0177)/8] == '=')))
 
@@ -146,7 +146,7 @@ check_for_assignment(void)
     }
 
     /* check for two-letter operator assignments: <<= or >>= ? */
-    if (   (   (asgn_char[0] == '<') 
+    if (   (   (asgn_char[0] == '<')
             || (asgn_char[0] == '>')
            )
     && (asgn_char[1] == asgn_char[0])
@@ -190,7 +190,7 @@ find_symbol_or_assignment(char *pattern, BOOL assign_flag)
     fetch_string_from_dbase(file, sizeof(file));
     strcpy(function, global); /* set the dummy global function name */
     strcpy(macro, global);    /* set the dummy global macro name */
-    
+
     /* find the next symbol */
     /* note: this code was expanded in-line for speed */
     /* other macros were replaced by code using cp instead of blockp */
@@ -220,21 +220,21 @@ find_symbol_or_assignment(char *pattern, BOOL assign_flag)
         		/* save the name */
         		skiprefchar();
         		fetch_string_from_dbase(file, sizeof(file));
-        	
+
         		/* check for the end of the symbols */
         		if (*file == '\0') {
         			return NULL;
         		}
         		progress("Search", searchcount, nsrcfiles);
         		/* FALLTHROUGH */
-        		
+
         	case FCNEND:		/* function end */
         		(void) strcpy(function, global);
         		goto notmatched;	/* don't match name */
-        		
+
         	case FCNDEF:		/* function name */
         		fcndef = YES;
-        		s = function; 
+        		s = function;
         		s_len = sizeof(function);
         		break;
 
@@ -242,7 +242,7 @@ find_symbol_or_assignment(char *pattern, BOOL assign_flag)
         		if (fileversion >= 10) {
         			s = macro;
         			s_len = sizeof(macro);
-        		} else {	
+        		} else {
         			s = symbol;
         			s_len = sizeof(symbol);
         		}
@@ -254,7 +254,7 @@ find_symbol_or_assignment(char *pattern, BOOL assign_flag)
 
         	case INCLUDE:			/* #include file */
         		goto notmatched;	/* don't match name */
-        	
+
         	default:		/* other symbol */
         		s = symbol;
         		s_len = sizeof(symbol);
@@ -264,11 +264,11 @@ find_symbol_or_assignment(char *pattern, BOOL assign_flag)
         	fetch_string_from_dbase(s, s_len);
 
         	/* see if this is a regular expression pattern */
-        	if (isregexp_valid == YES) { 
+        	if (isregexp_valid == YES) {
         		if (caseless == YES) {
         			s = lcasify(s);
         		}
-        		if (*s != '\0' && regexec (&regexp, s, (size_t)0, NULL, 0) == 0) { 
+        		if (*s != '\0' && regexec (&regexp, s, (size_t)0, NULL, 0) == 0) {
         			goto matched;
         		}
         	}
@@ -280,9 +280,9 @@ find_symbol_or_assignment(char *pattern, BOOL assign_flag)
         }
         /* if this is a regular expression pattern */
         if (isregexp_valid == YES) {
-        	
+
         	/* if this is a symbol */
-        	
+
         	/**************************************************
         	 * The first character may be a digraph'ed char, so
         	 * unpack it into firstchar, and then test that.
@@ -296,7 +296,7 @@ find_symbol_or_assignment(char *pattern, BOOL assign_flag)
         	else {
         		firstchar = *cp;
         	}
-        	
+
         	if (isalpha((unsigned char)firstchar) || firstchar == '_') {
         		blockp = cp;
         		fetch_string_from_dbase(symbol, sizeof(symbol));
@@ -306,7 +306,7 @@ find_symbol_or_assignment(char *pattern, BOOL assign_flag)
         		else {
         			s = symbol;
         		}
-        		
+
         		/* match the symbol to the regular expression */
         		if (*s != '\0' && regexec (&regexp, s, (size_t)0, NULL, 0) == 0) {
         			goto matched;
@@ -386,7 +386,7 @@ finddef(char *pattern)
     /* find the next file name or definition */
     while (scanpast('\t') != NULL) {
         switch (*blockp) {
-        	
+
         case NEWFILE:
         	skiprefchar();	/* save file name */
         	fetch_string_from_dbase(file, sizeof(file));
@@ -407,14 +407,14 @@ finddef(char *pattern)
         case GLOBALDEF:		/* other global definition */
         	skiprefchar();	/* match name to pattern */
         	if (match()) {
-        
+
         		/* output the file, function and source line */
         		putref(0, file, pattern);
         	}
         	break;
         }
     }
-    
+
     return NULL;
 }
 /* find all function definitions (used by samuel only) */
@@ -430,7 +430,7 @@ findallfcns(char *dummy)
     /* find the next file name or definition */
     while (scanpast('\t') != NULL) {
         switch (*blockp) {
-        	
+
         case NEWFILE:
         	skiprefchar();	/* save file name */
         	fetch_string_from_dbase(file, sizeof(file));
@@ -439,7 +439,7 @@ findallfcns(char *dummy)
         	}
         	progress("Search", searchcount, nsrcfiles);
         	/* FALLTHROUGH */
-        	
+
         case FCNEND:		/* function end */
         	(void) strcpy(function, global);
         	break;
@@ -471,7 +471,7 @@ findcalling(char *pattern)
 
     if (invertedindex == YES) {
         POSTING	*p;
-        
+
         findterm(pattern);
         while ((p = getposting()) != NULL) {
         	if (p->type == FCNCALL) {
@@ -487,7 +487,7 @@ findcalling(char *pattern)
     for (i = 0; i < 10; i++) *(tmpfunc[i]) = '\0';
     while (scanpast('\t') != NULL) {
         switch (*blockp) {
-        	
+
         case NEWFILE:		/* save file name */
         	skiprefchar();
         	fetch_string_from_dbase(file, sizeof(file));
@@ -497,7 +497,7 @@ findcalling(char *pattern)
         	progress("Search", searchcount, nsrcfiles);
         	(void) strcpy(function, global);
         	break;
-        	
+
         case DEFINE:		/* could be a macro */
         	if (fileversion >= 10) {
         		skiprefchar();
@@ -520,7 +520,7 @@ findcalling(char *pattern)
         		if (++morefuns >= 10) morefuns = 9;
         	}
         	break;
-        	
+
         case FCNEND:
         	for (i = 0; i < morefuns; i++)
         		*(tmpfunc[i]) = '\0';
@@ -530,7 +530,7 @@ findcalling(char *pattern)
         case FCNCALL:		/* match function called to pattern */
         	skiprefchar();
         	if (match()) {
-        		
+
         		/* output the file, calling function or macro, and source */
         		if (*macro != '\0') {
         			putref(1, file, macro);
@@ -545,7 +545,7 @@ findcalling(char *pattern)
         	}
         }
     }
-    
+
     return NULL;
 }
 
@@ -566,7 +566,7 @@ findstring(char *pattern)
         *cp++ = *pp;
     }
     *cp = '\0';
-    
+
     /* search the source files */
     return(findregexp(egreppat));
 }
@@ -601,7 +601,7 @@ char *
 findfile(char *dummy)
 {
     unsigned int i;
-    
+
     (void) dummy;        /* unused argument */
 
     for (i = 0; i < nsrcfiles; ++i) {
@@ -613,7 +613,7 @@ findfile(char *dummy)
         s = srcfiles[i];
     }
     if (regexec (&regexp, s, (size_t)0, NULL, 0) == 0) {
-        (void) fprintf(refsfound, "%s <unknown> 1 <unknown>\n", 
+        (void) fprintf(refsfound, "%s <unknown> 1 <unknown>\n",
         	   srcfiles[i]);
     }
     }
@@ -643,7 +643,7 @@ findinclude(char *pattern)
     /* find the next file name or function definition */
     while (scanpast('\t') != NULL) {
         switch (*blockp) {
-        	
+
         case NEWFILE:		/* save file name */
         	skiprefchar();
         	fetch_string_from_dbase(file, sizeof(file));
@@ -652,18 +652,18 @@ findinclude(char *pattern)
         	}
         	progress("Search", searchcount, nsrcfiles);
         	break;
-        	
+
         case INCLUDE:		/* match function called to pattern */
         	skiprefchar();
         	skiprefchar();	/* skip global or local #include marker */
         	if (match()) {
-        		
+
         		/* output the file and source line */
         		putref(0, file, global);
         	}
         }
     }
-    
+
     return NULL;
 }
 
@@ -685,7 +685,7 @@ findinit(char *pattern)
     isregexp_valid = NO;
 
     /* remove trailing white space */
-    for (s = pattern + strlen(pattern) - 1; 
+    for (s = pattern + strlen(pattern) - 1;
          isspace((unsigned char)*s);
          --s) {
         *s = '\0';
@@ -700,7 +700,7 @@ findinit(char *pattern)
 
     /* allow a partial match for a file name */
     if (field == FILENAME || field == INCLUDES) {
-        if (regcomp (&regexp, pattern, REG_EXTENDED | REG_NOSUB) != 0) { 
+        if (regcomp (&regexp, pattern, REG_EXTENDED | REG_NOSUB) != 0) {
         	return(REGCMPERROR);
         } else {
         	isregexp_valid = YES;
@@ -818,7 +818,7 @@ static BOOL
 matchrest(void)
 {
     int    i = 1;
-    
+
     skiprefchar();
     do {
         while (*blockp == cpattern[i]) {
@@ -826,7 +826,7 @@ matchrest(void)
         	++i;
         }
     } while (*(blockp + 1) == '\0' && read_block() != NULL);
-    
+
     if (*blockp == '\n' && cpattern[i] == '\0') {
         return(YES);
     }
@@ -858,7 +858,7 @@ putsource(int seemore, FILE *output)
     char *tmpblockp;
     char    *cp, nextc = '\0';
     BOOL Change = NO, retreat = NO;
-    
+
     if (fileversion <= 5) {
         (void) scanpast(' ');
         putline(output);
@@ -877,7 +877,7 @@ putsource(int seemore, FILE *output)
         }
     }
     blockp = cp;
-    if (*blockp != '\n' || getrefchar() != '\n' || 
+    if (*blockp != '\n' || getrefchar() != '\n' ||
         (!isdigit(getrefchar()) && fileversion >= 12)) {
         postfatal("Internal error: cannot get source line from database");
         /* NOTREACHED */
@@ -913,12 +913,12 @@ putline(FILE *output)
 {
     char    *cp;
     unsigned c;
-    
+
     setmark('\n');
     cp = blockp;
     do {
         while ((c = (unsigned)(*cp)) != '\n') {
-        	
+
         	/* check for a compressed digraph */
         	if (c > '\177') {
         		c &= 0177;
@@ -980,7 +980,7 @@ char *
 scanpast(char c)
 {
     char *cp;
-    
+
     setmark(c);
     cp = blockp;
     do {    /* innermost loop optimized to only one test */
@@ -1003,11 +1003,11 @@ read_block(void)
     /* read the next block */
     blocklen = read(symrefs, block, BUFSIZ);
     blockp = block;
-    
+
     /* add the search character and end-of-block mark */
     block[blocklen] = blockmark;
     block[blocklen + 1] = '\0';
-    
+
     /* return NULL on end-of-file */
     if (blocklen == 0) {
         blockp = NULL;
@@ -1023,7 +1023,7 @@ lcasify(char *s)
 {
     static char ls[PATLEN+1];    /* largest possible match string */
     char *lptr = ls;
-    
+
     while(*s) {
         *lptr = tolower((unsigned char)*s);
         lptr++;
@@ -1049,7 +1049,7 @@ findcalledby(char *pattern)
 
     if (invertedindex == YES) {
         POSTING	*p;
-        
+
         findterm(pattern);
         while ((p = getposting()) != NULL) {
         	switch (p->type) {
@@ -1067,7 +1067,7 @@ findcalledby(char *pattern)
     /* find the function definition(s) */
     while (scanpast('\t') != NULL) {
         switch (*blockp) {
-        	
+
         case NEWFILE:
         	skiprefchar();	/* save file name */
         	fetch_string_from_dbase(file, sizeof(file));
@@ -1118,7 +1118,7 @@ findterm(char *pattern)
     }
     /* if letter case is to be ignored */
     if (caseless == YES) {
-        
+
         /* convert the prefix to upper case because it is lexically
            less than lower case */
         s = prefix;
@@ -1146,7 +1146,7 @@ findterm(char *pattern)
         }
         /* if it matches */
         if (regexec (&regexp, s, (size_t)0, NULL, 0) == 0) {
-    
+
         	/* add its postings to the set */
         	if ((postingp = boolfile(&invcontrol, &npostings, BOOL_OR)) == NULL) {
         		break;
@@ -1154,7 +1154,7 @@ findterm(char *pattern)
         }
         /* if there is a prefix */
         else if (len > 0) {
-        	
+
         	/* if ignoring letter case and the term is out of the
         	   range of possible matches */
         	if (caseless == YES) {
@@ -1172,7 +1172,7 @@ findterm(char *pattern)
         	progress("Symbols matched", searchcount, totalterms);
         }
     } while (invforward(&invcontrol));    /* while didn't wrap around */
-    
+
     /* initialize the progress message for retrieving the references */
     searchcount = 0;
     postingsfound = npostings;
@@ -1235,7 +1235,7 @@ dbseek(long offset)
 {
     long    n;
     int    rc = 0;
-    
+
     if ((n = offset / BUFSIZ) != blocknumber) {
         if ((rc = lseek(symrefs, n * BUFSIZ, 0)) == -1) {
         	myperror("Lseek failed");
@@ -1255,15 +1255,15 @@ findcalledbysub(char *file, BOOL macro)
     /* find the next function call or the end of this function */
     while (scanpast('\t') != NULL) {
         switch (*blockp) {
-        
+
         case DEFINE:		/* #define inside a function */
         	if (fileversion >= 10) {	/* skip it */
         		while (scanpast('\t') != NULL &&
-        		    *blockp != DEFINEEND) 
+        		    *blockp != DEFINEEND)
         			;
         	}
         	break;
-        
+
         case FCNCALL:		/* function call */
 
         	/* output the file name */
@@ -1279,7 +1279,7 @@ findcalledbysub(char *file, BOOL macro)
         	break;
 
         case DEFINEEND:		/* #define end */
-        	
+
         	if (invertedindex == NO) {
         		if (macro == YES) {
         			return;
diff --git a/src/fscanner.l b/src/fscanner.l
index 5d6e8d1..6be7a8f 100644
--- a/src/fscanner.l
+++ b/src/fscanner.l
@@ -1,8 +1,8 @@
 %{
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -15,7 +15,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -28,7 +28,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*	cscope - interactive C symbol cross-reference
@@ -57,8 +57,8 @@ int	last;	/* buffer index for last char of symbol */
 int	lineno;	/* symbol line number */
 int	myylineno = 1;
 
-/* HBB 20001007: new variables, emulating yytext in a way that allows 
- * the yymore() simulation, my_yymore(), to be used even in the presence of 
+/* HBB 20001007: new variables, emulating yytext in a way that allows
+ * the yymore() simulation, my_yymore(), to be used even in the presence of
  * yyless(). */
 size_t my_yyleng = 0;
 char *my_yytext = NULL;
@@ -141,7 +141,7 @@ wsnl		[ \t\r\v\f\n]|{comment}
 				first = strlen(my_yytext);
 				if (lex == YES) {
 					(void) strcat(my_yytext, "yylex");
-				} else {	
+				} else {
 					/* yacc: yyparse implicitly calls yylex */
 					char *s = " yylex()";
 					char *cp = s + strlen(s);
@@ -179,7 +179,7 @@ wsnl		[ \t\r\v\f\n]|{comment}
 
 \{		{	/* count unmatched left braces for fcn def detection */
 			++braces;
-			
+
 			/* mark an untagged enum/struct/union so its beginning
 			   can be found */
 			if (tagdef) {
@@ -214,7 +214,7 @@ wsnl		[ \t\r\v\f\n]|{comment}
 		}
 <WAS_ENDIF>\n{wsnl}*#{ws}*if(ndef|def)?{ws}+		{
 			/* attempt to correct erroneous brace count caused by:
-			 * 
+			 *
 			 * #if ...
 			 * 	... {
 			 * #endif
@@ -274,7 +274,7 @@ wsnl		[ \t\r\v\f\n]|{comment}
 <IN_PREPROC>else({ws}.*)?	{ /* #else --- eat up whole line */
 			elseelif = YES;
 			if (iflevel > 0) {
-				
+
 				/* save the maximum brace count for this #if */
 				if (braces > maxifbraces[iflevel - 1]) {
 					maxifbraces[iflevel - 1] = braces;
@@ -290,7 +290,7 @@ wsnl		[ \t\r\v\f\n]|{comment}
 			/* elseelif = YES; --- HBB I doubt this is correct */
 		elif:
 			if (iflevel > 0) {
-				
+
 				/* save the maximum brace count for this #if */
 				if (braces > maxifbraces[iflevel - 1]) {
 					maxifbraces[iflevel - 1] = braces;
@@ -307,7 +307,7 @@ wsnl		[ \t\r\v\f\n]|{comment}
 <IN_PREPROC>include{ws}*<[^>\n]+> 	{ /* #include file */
 			char	*s;
 			char remember = yytext[yyleng-1];
-			
+
 			my_yymore();
 			s = strpbrk(my_yytext, "\"<");
 			if (!s)
@@ -418,7 +418,7 @@ wsnl		[ \t\r\v\f\n]|{comment}
 			/* NOTREACHED */
 		}
 <IN_PREPROC>define{ws}+{identifier}	{
-				
+
 			/* preprocessor macro or constant definition */
 			ppdefine = YES;
 			token = DEFINE;
@@ -484,7 +484,7 @@ class{wsnl}+{identifier}({wsnl}|{identifier}|[():])*\{	{	/* class definition */
 			tagdef = '\0';
 			goto more;
 		}
-({wsnl}+{identifier})?{wsnl}* 	|   
+({wsnl}+{identifier})?{wsnl}* 	|
 .|\n										{   /* e/s/u usage */
 			BEGIN(WAS_IDENTIFIER);
 			goto ident;
@@ -495,7 +495,7 @@ if{wsnl}*\(	{ 	/* ignore 'if' */
 			yyless(2);
 			yy_set_bol(0);
 			goto more;
-}	
+}
 
 {identifier}	{	/* identifier found: do nothing, yet. (!) */
 			BEGIN(WAS_IDENTIFIER);
@@ -504,14 +504,14 @@ if{wsnl}*\(	{ 	/* ignore 'if' */
 			/* NOTREACHED */
 		}
 
-<WAS_IDENTIFIER>{       
+<WAS_IDENTIFIER>{
 {ws}*\(({wsnl}|{identifier}|{number}|[*&[\]=,.:])*\)([()]|{wsnl})*[:a-zA-Z_#{]	{
 			/* a function definition */
-			/* note: "#define a (b) {" and "#if defined(a)\n#" 
+			/* note: "#define a (b) {" and "#if defined(a)\n#"
 			 * are not fcn definitions! */
-			/* warning: "if (...)" must not overflow yytext, 
-			 * so the content of function argument definitions 
-			 * is restricted, in particular parentheses are 
+			/* warning: "if (...)" must not overflow yytext,
+			 * so the content of function argument definitions
+			 * is restricted, in particular parentheses are
 			 * not allowed */
 			/* FIXME HBB 20001003: the above 'not allowed' may well be the
 			 * reason for the parsing bug concerning function pointer usage,
@@ -548,10 +548,10 @@ if{wsnl}*\(	{ 	/* ignore 'if' */
 			char	*s;
 
 			if (global == YES && ppdefine == NO && my_yytext[0] != '#' &&
-			    external == NO && initializer == NO && 
+			    external == NO && initializer == NO &&
 			    arraydimension == NO && structfield == NO &&
 			    template == NO && fcndef == NO) {
-				if (esudef == YES) {	
+				if (esudef == YES) {
 					/* if enum/struct/union */
 					token = MEMBERDEF;
 				} else {
@@ -564,7 +564,7 @@ if{wsnl}*\(	{ 	/* ignore 'if' */
 		fcn:
 			if (YYSTATE == WAS_IDENTIFIER) {
 				/* Position back to the actual identifier: */
-				last = first; 
+				last = first;
 				first = ident_start;
 				yyless(0);
 				/* HBB 20001008: if the anti-backup-pattern above matched,
@@ -583,10 +583,10 @@ if{wsnl}*\(	{ 	/* ignore 'if' */
 			/* if a long line */
 			if (yyleng > STMTMAX) {
 				int	c;
-				
+
 				/* skip to the end of the line */
 				warning("line too long");
-				while ((c = input()) > LEXEOF) { 
+				while ((c = input()) > LEXEOF) {
 					if (c == '\n') {
 						unput(c);
 						break;
@@ -603,7 +603,7 @@ if{wsnl}*\(	{ 	/* ignore 'if' */
 			/* if found word was a keyword: */
 			if ((s = lookup(my_yytext + first)) != NULL) {
 				first = my_yyleng;
-				
+
 				/* if the start of a typedef */
 				if (s == typedeftext) {
 					typedefbraces = braces;
@@ -619,19 +619,19 @@ if{wsnl}*\(	{ 	/* ignore 'if' */
 					externalbraces = braces;
 					external = YES;
 				} else if (templateparens == parens && template == YES) {
-					/* keyword doesn't start a function 
+					/* keyword doesn't start a function
 					 * template */
 					templateparens = -1;
 					template = NO;
-				} else {	
-					/* identifier after typedef was a 
+				} else {
+					/* identifier after typedef was a
 					 * keyword */
 					oldtype = NO;
 				}
-			} else {	
+			} else {
 				/* not a keyword --> found an identifier */
 				/* last = yyleng; */
-				
+
 				/* if a class/enum/struct/union tag definition */
 				/* FIXME HBB 20001001: why reject "class"? */
 				if (tagdef && strnotequal(my_yytext + first, "class")) {
@@ -722,12 +722,12 @@ if{wsnl}*\(	{ 	/* ignore 'if' */
 		}
 
 \'		{	/* character constant */
-			if (sdl == NO) 
+			if (sdl == NO)
 				BEGIN(IN_SQUOTE);
 			goto more;
 			/* NOTREACHED */
 		}
-<IN_SQUOTE>\'	{	
+<IN_SQUOTE>\'	{
 			BEGIN(INITIAL);
 			goto more;
 			/* NOTREACHED */
@@ -737,7 +737,7 @@ if{wsnl}*\(	{ 	/* ignore 'if' */
 			goto more;
 			/* NOTREACHED */
 		}
-<IN_DQUOTE>\"	{	
+<IN_DQUOTE>\"	{
 			BEGIN(INITIAL);
 			goto more;
 			/* NOTREACHED */
@@ -759,10 +759,10 @@ if{wsnl}*\(	{ 	/* ignore 'if' */
 			/* NOTREACHED */
 		}
 }
-	
+
 ^{ws}+		{		/* don't save leading white space */
 		}
-		
+
 {ws}+\n 	{		/* eat whitespace at end of line */
 			unput('\n');
 		}
@@ -794,7 +794,7 @@ if{wsnl}*\(	{ 	/* ignore 'if' */
 			unput(' ');
 			yy_pop_state();
 		}
-}		
+}
 
 "//".*\n?		{
 			/* C++-style one-line comment */
@@ -805,7 +805,7 @@ if{wsnl}*\(	{ 	/* ignore 'if' */
 {number}				|	/* number */
 <SDL>STATE[ \t]+		|   /* ... and other syntax error catchers... */
 .						{	/* punctuation and operators */
-						more:	
+						more:
 							my_yymore();
 							first = my_yyleng;
 						}
@@ -816,7 +816,7 @@ void
 initscanner(char *srcfile)
 {
 	char	*s;
-	
+
 	if (maxifbraces == NULL) {
 		maxifbraces = malloc(miflevel * sizeof(*maxifbraces));
 		preifbraces = malloc(miflevel * sizeof(*preifbraces));
@@ -855,7 +855,7 @@ initscanner(char *srcfile)
 	if (my_yytext)
 		*my_yytext = '\0';
 	my_yyleng = 0;
-	
+
 	BEGIN(INITIAL);
 
 	/* if this is not a C file */
@@ -892,13 +892,13 @@ static void
 my_yymore(void)
 {
 	static size_t yytext_size = 0;
-	
+
 	/* my_yytext is an ever-growing buffer. It will not ever
 	 * shrink, nor will it be freed at end of program, for now */
 	while (my_yyleng + yyleng + 1 >= yytext_size) {
 		my_yytext = realloc(my_yytext, yytext_size += MY_YY_ALLOCSTEP);
 	}
-	
+
 	strncpy (my_yytext + my_yyleng, yytext, yyleng+1);
 	my_yyleng += yyleng;
 }
diff --git a/src/global.h b/src/global.h
index 423ff0a..60ee836 100644
--- a/src/global.h
+++ b/src/global.h
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*    cscope - interactive C symbol cross-reference
@@ -58,30 +58,30 @@ typedef void (*sighandler_t)(int);
 
 #include <fcntl.h>
 
-typedef    enum	{		/* boolean data type */
+typedef    enum    {		/* boolean data type */
     NO,
     YES
 } BOOL;
 
-typedef    enum	{		/* findinit return code */
+typedef    enum    {		/* findinit return code */
     NOERROR,
     NOTSYMBOL,
     REGCMPERROR
 } FINDINIT;
 
-typedef    struct {		/* mouse action */
-    int	button;
-    int	percent;
-    int	x1;
-    int	y1;
-    int	x2;
-    int	y2;
+typedef    struct {    	/* mouse action */
+    int    button;
+    int    percent;
+    int    x1;
+    int    y1;
+    int    x2;
+    int    y2;
 } MOUSE;
 
-struct cmd {    		/* command history struct */
-    struct	cmd *prev, *next;	/* list ptrs */
-    int	field;			/* input field number */
-    char	*text;			/* input field text */
+struct cmd {        	/* command history struct */
+    struct    cmd *prev, *next;	/* list ptrs */
+    int    field;			/* input field number */
+    char    *text;			/* input field text */
 };
 
 enum {
@@ -100,113 +100,113 @@ enum {
 
 
 /* digraph data for text compression */
-extern    char	dichar1[];	/* 16 most frequent first chars */
-extern    char	dichar2[];	/* 8 most frequent second chars 
-    			   using the above as first chars */
-extern    char	dicode1[];	/* digraph first character code */
-extern    char	dicode2[];	/* digraph second character code */
+extern    char    dichar1[];	/* 16 most frequent first chars */
+extern    char    dichar2[];	/* 8 most frequent second chars
+        		   using the above as first chars */
+extern    char    dicode1[];	/* digraph first character code */
+extern    char    dicode2[];	/* digraph second character code */
 
 /* and some macros to help using dicodes: */
 /* Check if a given pair of chars is compressable as a dicode: */
-#define IS_A_DICODE(inchar1, inchar2)    				   \
+#define IS_A_DICODE(inchar1, inchar2)        			   \
   (dicode1[(unsigned char)(inchar1)] && dicode2[(unsigned char)(inchar2)])
 /* Combine the pair into a dicode */
-#define DICODE_COMPRESS(inchar1, inchar2)    	\
+#define DICODE_COMPRESS(inchar1, inchar2)        \
   ((0200 - 2) + dicode1[(unsigned char)(inchar1)]    \
    + dicode2[(unsigned char)(inchar2)])
 
 /* main.c global data */
-extern    char	*editor, *home, *shell, *lineflag;	/* environment variables */
-extern    char	*home;		/* Home directory */
-extern     BOOL	lineflagafterfile;
-extern    char	*argv0;		/* command name */
-extern    BOOL	compress;	/* compress the characters in the crossref */
-extern    BOOL	dbtruncated;	/* database symbols truncated to 8 chars */
-extern    int	dispcomponents;	/* file path components to display */
+extern    char    *editor, *home, *shell, *lineflag;	/* environment variables */
+extern    char    *home;		/* Home directory */
+extern     BOOL    lineflagafterfile;
+extern    char    *argv0;		/* command name */
+extern    BOOL    compress;	/* compress the characters in the crossref */
+extern    BOOL    dbtruncated;	/* database symbols truncated to 8 chars */
+extern    int    dispcomponents;	/* file path components to display */
 #if CCS
-extern    BOOL	displayversion;	/* display the C Compilation System version */
+extern    BOOL    displayversion;	/* display the C Compilation System version */
 #endif
-extern    BOOL	editallprompt;	/* prompt between editing files */
-extern    unsigned int fileargc;	/* file argument count */
-extern    char	**fileargv;	/* file argument values */
-extern    int	fileversion;	/* cross-reference file version */
-extern    BOOL	incurses;	/* in curses */
-extern    BOOL	invertedindex;	/* the database has an inverted index */
-extern    BOOL	isuptodate;	/* consider the crossref up-to-date */
-extern    BOOL	kernelmode;	/* don't use DFLT_INCDIR - bad for kernels */
-extern    BOOL	linemode;	/* use line oriented user interface */
-extern    BOOL	verbosemode;	/* print extra information on line mode */
-extern    BOOL	recurse_dir;	/* recurse dirs when searching for src files */
-extern    char	*namefile;	/* file of file names */
-extern    BOOL	ogs;		/* display OGS book and subsystem names */
-extern    char	*prependpath;	/* prepend path to file names */
-extern    FILE	*refsfound;	/* references found file */
-extern    char	temp1[];	/* temporary file name */
-extern    char	temp2[];	/* temporary file name */
-extern    long	totalterms;	/* total inverted index terms */
-extern    BOOL	trun_syms;	/* truncate symbols to 8 characters */
-extern    char	tempstring[TEMPSTRING_LEN + 1]; /* global dummy string buffer */
-extern    char	*tmpdir;	/* temporary directory */
+extern    BOOL    editallprompt;	/* prompt between editing files */
+extern    unsigned int fileargc;    /* file argument count */
+extern    char    **fileargv;	/* file argument values */
+extern    int    fileversion;	/* cross-reference file version */
+extern    BOOL    incurses;	/* in curses */
+extern    BOOL    invertedindex;	/* the database has an inverted index */
+extern    BOOL    isuptodate;	/* consider the crossref up-to-date */
+extern    BOOL    kernelmode;	/* don't use DFLT_INCDIR - bad for kernels */
+extern    BOOL    linemode;	/* use line oriented user interface */
+extern    BOOL    verbosemode;	/* print extra information on line mode */
+extern    BOOL    recurse_dir;	/* recurse dirs when searching for src files */
+extern    char    *namefile;	/* file of file names */
+extern    BOOL    ogs;		/* display OGS book and subsystem names */
+extern    char    *prependpath;	/* prepend path to file names */
+extern    FILE    *refsfound;	/* references found file */
+extern    char    temp1[];	/* temporary file name */
+extern    char    temp2[];	/* temporary file name */
+extern    long    totalterms;	/* total inverted index terms */
+extern    BOOL    trun_syms;	/* truncate symbols to 8 characters */
+extern    char    tempstring[TEMPSTRING_LEN + 1]; /* global dummy string buffer */
+extern    char    *tmpdir;	/* temporary directory */
 
 /* command.c global data */
-extern    BOOL	caseless;	/* ignore letter case when searching */
-extern    BOOL	*change;	/* change this line */
-extern    BOOL	changing;	/* changing text */
+extern    BOOL    caseless;	/* ignore letter case when searching */
+extern    BOOL    *change;	/* change this line */
+extern    BOOL    changing;	/* changing text */
 extern    unsigned int curdispline;
-extern    char	newpat[];	/* new pattern */
+extern    char    newpat[];	/* new pattern */
 
 /* crossref.c global data */
-extern    long	dboffset;	/* new database offset */
-extern    BOOL	errorsfound;	/* prompt before clearing error messages */
-extern    long	lineoffset;	/* source line database offset */
-extern    long	npostings;	/* number of postings */
-extern    unsigned long symbols;	/* number of symbols */
+extern    long    dboffset;	/* new database offset */
+extern    BOOL    errorsfound;	/* prompt before clearing error messages */
+extern    long    lineoffset;	/* source line database offset */
+extern    long    npostings;	/* number of postings */
+extern    unsigned long symbols;    /* number of symbols */
 
 /* dir.c global data */
-extern    char	currentdir[];	/* current directory */
-extern    char	**incdirs;	/* #include directories */
-extern    char	**srcdirs;	/* source directories */
-extern    char	**srcfiles;	/* source files */
-extern    unsigned long nincdirs;	/* number of #include directories */
-extern    unsigned long nsrcdirs;	/* number of source directories */
+extern    char    currentdir[];	/* current directory */
+extern    char    **incdirs;	/* #include directories */
+extern    char    **srcdirs;	/* source directories */
+extern    char    **srcfiles;	/* source files */
+extern    unsigned long nincdirs;    /* number of #include directories */
+extern    unsigned long nsrcdirs;    /* number of source directories */
 extern    unsigned long nsrcfiles; /* number of source files */
 extern    unsigned long msrcfiles; /* maximum number of source files */
 
 /* display.c global data */
-extern    int subsystemlen;			/* OGS subsystem name display field length */
-extern     int booklen;				/* OGS book name display field length */
-extern    int filelen;				/* file name display field length */
-extern    int fcnlen;					/* function name display field length */
-extern    int numlen;					/* line number display field length */
-extern    int	*displine;				/* screen line of displayed reference */
-extern    unsigned int disprefs;		/* displayed references */
-extern    int	field;					/* input field */
-extern    unsigned fldcolumn;			/* input field column */
-extern    unsigned int mdisprefs;		/* maximum displayed references */
-extern    unsigned int nextline;		/* next line to be shown */
-extern    FILE	*nonglobalrefs;		/* non-global references file */
-extern    unsigned int topline;		/* top line of page */
-extern    long	searchcount;		/* count of files searched */
-extern    unsigned int totallines;	/* total reference lines */
-extern    const char dispchars[];		/* display chars for jumping to lines */
+extern    int subsystemlen;    		/* OGS subsystem name display field length */
+extern     int booklen;    			/* OGS book name display field length */
+extern    int filelen;    			/* file name display field length */
+extern    int fcnlen;    				/* function name display field length */
+extern    int numlen;    				/* line number display field length */
+extern    int    *displine;				/* screen line of displayed reference */
+extern    unsigned int disprefs;    	/* displayed references */
+extern    int    field;					/* input field */
+extern    unsigned fldcolumn;    		/* input field column */
+extern    unsigned int mdisprefs;    	/* maximum displayed references */
+extern    unsigned int nextline;    	/* next line to be shown */
+extern    FILE    *nonglobalrefs;		/* non-global references file */
+extern    unsigned int topline;    	/* top line of page */
+extern    long    searchcount;		/* count of files searched */
+extern    unsigned int totallines;    /* total reference lines */
+extern    const char dispchars[];    	/* display chars for jumping to lines */
 extern    int window_change;
 
 /* find.c global data */
-extern    char	block[];	/* cross-reference file block */
-extern    char	blockmark;	/* mark character to be searched for */
-extern    long	blocknumber;	/* block number */
-extern    char	*blockp;	/* pointer to current character in block */
-extern    int	blocklen;	/* length of disk block read */
+extern    char    block[];	/* cross-reference file block */
+extern    char    blockmark;	/* mark character to be searched for */
+extern    long    blocknumber;	/* block number */
+extern    char    *blockp;	/* pointer to current character in block */
+extern    int    blocklen;	/* length of disk block read */
 
 /* lookup.c global data */
-extern    struct	keystruct {
-    char	*text;
-    char	delim;
-    struct	keystruct *next;
+extern    struct    keystruct {
+    char    *text;
+    char    delim;
+    struct    keystruct *next;
 } keyword[];
 
 /* mouse.c global data */
-extern    BOOL	mouse;		/* mouse interface */
+extern    BOOL    mouse;		/* mouse interface */
 
 /* readline.c global data */
 extern char* rl_line_buffer;
@@ -214,10 +214,10 @@ extern char input_line[PATLEN + 1];
 extern int rl_point;
 
 #if UNIXPC
-extern    BOOL	unixpcmouse;		/* UNIX PC mouse interface */
+extern    BOOL    unixpcmouse;		/* UNIX PC mouse interface */
 #endif
 
-/* cscope functions called from more than one function or between files */ 
+/* cscope functions called from more than one function or between files */
 
 char    *filepath(char *file);
 char    *findcalledby(char *pattern);
@@ -241,8 +241,8 @@ void    error_usage(void);
 void    longusage(void);
 void    usage(void);
 extern BOOL    remove_symfile_onexit;
-extern BOOL    onesearch;		/* one search only in line mode */
-extern char    *reflines;		/* symbol reference lines file */
+extern BOOL    onesearch;    	/* one search only in line mode */
+extern char    *reflines;    	/* symbol reference lines file */
 void verswp_field(void);
 void horswp_field(void);
 BOOL interpret(int c);    // XXX: probably rename
diff --git a/src/gscope.c b/src/gscope.c
index f26f1b1..adeabf8 100644
--- a/src/gscope.c
+++ b/src/gscope.c
@@ -1 +1 @@
-/* Placeholder file --- replace by real gscope.c if you have it */
\ No newline at end of file
+/* Placeholder file --- replace by real gscope.c if you have it */
diff --git a/src/help.c b/src/help.c
index d31f9b0..b515ad4 100644
--- a/src/help.c
+++ b/src/help.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*    cscope - interactive C symbol cross-reference
@@ -51,7 +51,7 @@
 void
 help(void)
 {
-    char    **ep, *s, **tp, *text[MAXHELP];	
+    char    **ep, *s, **tp, *text[MAXHELP];
     int    ln;
 
     tp = text;
diff --git a/src/history.c b/src/history.c
index ce06140..69018e6 100644
--- a/src/history.c
+++ b/src/history.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*    cscope - interactive C symbol or text cross-reference
@@ -73,7 +73,7 @@ prevcmd(void)
         	return current;
     } else if( tail)
         return current = tail;
-    else 
+    else
         return NULL;
 }
 
@@ -86,7 +86,7 @@ nextcmd(void)
         	return current = current->next;
         else
         	return current;
-    } else 
+    } else
         return NULL;
 }
 
diff --git a/src/input.c b/src/input.c
index d97d3eb..5eaf79f 100644
--- a/src/input.c
+++ b/src/input.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*    cscope - interactive C symbol cross-reference
@@ -259,7 +259,7 @@ askforreturn(void)
 /* expand the ~ and $ shell meta characters in a path */
 
 void
-shellpath(char *out, int limit, char *in) 
+shellpath(char *out, int limit, char *in)
 {
     char    *lastchar;
     char    *s, *v;
@@ -311,7 +311,7 @@ shellpath(char *out, int limit, char *in)
         *s++ = *in++;
         }
         *s = '\0';
-    
+
         /* get its value, but only it isn't too big */
         if ((v = getenv(out)) != NULL && strlen(v) < (lastchar - out)) {
         strcpy(out - 1, v);
@@ -403,7 +403,7 @@ global_input(const int c){
         case KEY_NPAGE:
         	if (totallines == 0) { return(NO); } /* don't redisplay if there are no lines */
         	/* XXX: figure out whether this comment is useful or not */
-        	/* NOTE: seekline() is not used to move to the next 
+        	/* NOTE: seekline() is not used to move to the next
         	 * page because display() leaves the file pointer at
         	 * the next page to optimize paging forward
         	 */
@@ -435,7 +435,7 @@ global_input(const int c){
         	break;
         case '>':	/* write or append the lines to a file */
         	break;					// XXX
-            //char filename[PATHLEN + 1];	
+            //char filename[PATHLEN + 1];
         	//char* s;
         	//char ch;
         	//FILE* file;
diff --git a/src/invlib.c b/src/invlib.c
index 13c4405..208ae11 100644
--- a/src/invlib.c
+++ b/src/invlib.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 
@@ -279,8 +279,8 @@ invmake(char *invname, char *invpost, FILE *infile)
     }
     /* save the size for reference later */
     nextsupfing = sizeof(long) + sizeof(long) * numlogblk + (supfing - SUPFING);
-    /* make sure the file ends at a logical block boundary.  This is 
-    necessary for invinsert to correctly create extended blocks 
+    /* make sure the file ends at a logical block boundary.  This is
+    necessary for invinsert to correctly create extended blocks
      */
     i = nextsupfing % sizeof(t_logicalblk);
     /* write out junk to fill log blk */
@@ -329,7 +329,7 @@ invmake(char *invname, char *invpost, FILE *infile)
     if (showzipf) {
         printf("\n*************   ZIPF curve  ****************\n");
         for (j = ZIPFSIZE; j > 1; j--)
-        	if (zipf[j]) 
+        	if (zipf[j])
         		break;
         for (i = 1; i < j; ++i) {
         	printf("%3d -%6d ", i, zipf[i]);
@@ -386,7 +386,7 @@ invnewterm(void)
         }
         supfing = i + SUPFING;
 #if DEBUG
-        printf("reallocated superfinger space to %d, totpost=%ld\n", 
+        printf("reallocated superfinger space to %d, totpost=%ld\n",
            supersize, totpost);
 #endif
     }
@@ -427,7 +427,7 @@ invnewterm(void)
     }
     logicalblk.invblk[0] = numinvitems;
     /* set forward pointer pointing to next */
-    logicalblk.invblk[1] = numlogblk + 1; 
+    logicalblk.invblk[1] = numlogblk + 1;
     /* set back pointer to last block */
     logicalblk.invblk[2] = numlogblk - 1;
     if (fwrite(logicalblk.chrblk, 1, sizeof(t_logicalblk), outfile) == 0) {
@@ -440,7 +440,7 @@ invnewterm(void)
     /* check if had to back up, if so do it */
     if (backupflag) {
         char *tptr2;
-        
+
         /* find out where the end of the new block is */
         iteminfo.packword[0] = logicalblk.invblk[numinvitems*2+1];
         tptr3 = logicalblk.chrblk + iteminfo.e.offset;
@@ -507,13 +507,13 @@ invnewterm(void)
     return(1);
 }
 
-/* 
+/*
  * If 'invname' ends with the 'from' substring, it is replaced inline with the
  * 'to' substring (which must be of the exact same length), and the function
- * returns 0. Otherwise, returns -1.  
+ * returns 0. Otherwise, returns -1.
  */
 
-static int 
+static int
 invflipname(char * invname, const char *from, const char *to)
 {
     char *temp, *i = NULL;
@@ -540,9 +540,9 @@ open_for_reading(char *name, int stat)
 
 /* handle opening of a file under a possibly "flipped" name */
 /* If db created without '-f', but now invoked with '-f cscope.out',
- * we need to check for 'cscope.in.out', rather than 'cscope.out.in': 
+ * we need to check for 'cscope.in.out', rather than 'cscope.out.in':
  * I.e, hack around our own violation of the inverse db naming convention */
-/* more silliness: if you create the db with '-f cscope', then try to open 
+/* more silliness: if you create the db with '-f cscope', then try to open
  * it without '-f cscope', you'll fail unless we check for 'cscope.out.in'
  * here. */
 static FILE *
@@ -708,31 +708,31 @@ static void
 invstep(INVCONTROL *invcntl)
 {
     if (invcntl->keypnt < (invcntl->logblk->invblk[0] - 1)) {
-        invcntl->keypnt++; 
+        invcntl->keypnt++;
         return;
     }
 
     /* move forward a block else wrap */
-    invcntl->numblk = invcntl->logblk->invblk[1]; /* was: *(int *)(invcntl->logblk + sizeof(long))*/                           
+    invcntl->numblk = invcntl->logblk->invblk[1]; /* was: *(int *)(invcntl->logblk + sizeof(long))*/
 
     /* now read in the block  */
     fseek(invcntl->invfile,
           invcntl->numblk*invcntl->param.sizeblk + invcntl->param.cntlsize,
           SEEK_SET);
     fread(invcntl->logblk, (int) invcntl->param.sizeblk, 1,
-          invcntl->invfile); 
-    invcntl->keypnt = 0; 
+          invcntl->invfile);
+    invcntl->keypnt = 0;
 }
 
 /** invforward moves forward one term in the inverted file  **/
 int
 invforward(INVCONTROL *invcntl)
 {
-    invstep(invcntl); 
+    invstep(invcntl);
     /* skip things with 0 postings */
     /* FIXME HBB: magic number alert! (3) */
     while (((ENTRY * )(invcntl->logblk->invblk + 3) + invcntl->keypnt)->post == 0) {
-        invstep(invcntl); 
+        invstep(invcntl);
     }
     /* Check for having wrapped - reached start of inverted file! */
     if ((invcntl->numblk == 0) && (invcntl->keypnt == 0))
@@ -894,14 +894,14 @@ static int
 boolready(void)
 {
     numitems = 0;
-    if (item1 != NULL) 
+    if (item1 != NULL)
         free(item1);
     setsize1 = SETINC;
     if ((item1 = malloc(SETINC * sizeof(*item1))) == NULL) {
         invcannotalloc(SETINC);
         return(-1);
     }
-    if (item2 != NULL) 
+    if (item2 != NULL)
         free(item2);
     setsize2 = SETINC;
     if ((item2 = malloc(SETINC * sizeof(*item2))) == NULL) {
@@ -1155,7 +1155,7 @@ boolsave(int clear)        /* flag about whether to clear core  */
     POSTING    *oldstuff, *newstuff;
 
     if (numitems == 0) {
-        if (clear) 
+        if (clear)
         	boolclear();
         return(NULL);
     }
diff --git a/src/invlib.h b/src/invlib.h
index ab9e2ee..75e5986 100644
--- a/src/invlib.h
+++ b/src/invlib.h
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,25 +27,25 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 #ifndef CSCOPE_INVLIB_H
 #define CSCOPE_INVLIB_H
 
-#include <stdio.h>    	/* need definition of FILE* */
+#include <stdio.h>        /* need definition of FILE* */
 #include <limits.h>             /* need definition of CHAR_MAX */
 
 /* inverted index definitions */
 
 /* postings temporary file long number coding into characters */
 #if CHAR_MAX==255
-# define    BASE		223	/* 255 - ' ' */
-# define    PRECISION	4	/* maximum digits after converting a long */
+# define    BASE    	223	/* 255 - ' ' */
+# define    PRECISION    4	/* maximum digits after converting a long */
 #else
 # if CHAR_MAX==127    /* assume sign-extension of a char when converted to an int */
-#  define    BASE		95	/* 127 - ' ' */
-#  define    PRECISION	5	/* maximum digits after converting a long */
+#  define    BASE    	95	/* 127 - ' ' */
+#  define    PRECISION    5	/* maximum digits after converting a long */
 # else
   #error Need a platform with 8 bits in a char value
 # endif
@@ -53,34 +53,34 @@
 
 /* inverted index access parameters */
 #define INVAVAIL    0
-#define INVBUSY    	1
+#define INVBUSY        1
 #define INVALONE    2
 
 /* boolean set operations */
-#define    BOOL_OR		3
-#define    AND		4
-#define    NOT		5
-#define    REVERSENOT	6
+#define    BOOL_OR    	3
+#define    AND    	4
+#define    NOT    	5
+#define    REVERSENOT    6
 
 /* note that the entire first block is for parameters */
-typedef    struct	{
-    long	version;	/* inverted index format version */
-    long	filestat;	/* file status word  */
-    long	sizeblk;	/* size of logical block in bytes */
-    long	startbyte;	/* first byte of superfinger */
-    long	supsize;	/* size of superfinger in bytes */
-    long	cntlsize;	/* size of max cntl space (should be a multiple of BUFSIZ) */
-    long	share;		/* flag whether to use shared memory */
+typedef    struct    {
+    long    version;	/* inverted index format version */
+    long    filestat;	/* file status word  */
+    long    sizeblk;	/* size of logical block in bytes */
+    long    startbyte;	/* first byte of superfinger */
+    long    supsize;	/* size of superfinger in bytes */
+    long    cntlsize;	/* size of max cntl space (should be a multiple of BUFSIZ) */
+    long    share;		/* flag whether to use shared memory */
 } PARAM;
 
 typedef    struct {
-    FILE	*invfile;	/* the inverted file ptr */
-    FILE	*postfile;	/* posting file ptr */
-    PARAM	param;		/* control parameters for the file */
-    char	*iindex;	/* ptr to space for superindex */
-    union logicalblk *logblk;	/* ptr to space for a logical block */
-    long	numblk;		/* number of block presently at *logblk */
-    long	keypnt;		/* number item in present block found */
+    FILE    *invfile;	/* the inverted file ptr */
+    FILE    *postfile;	/* posting file ptr */
+    PARAM    param;		/* control parameters for the file */
+    char    *iindex;	/* ptr to space for superindex */
+    union logicalblk *logblk;    /* ptr to space for a logical block */
+    long    numblk;		/* number of block presently at *logblk */
+    long    keypnt;		/* number item in present block found */
 } INVCONTROL;
 
 typedef        struct  {
@@ -91,14 +91,14 @@ typedef        struct  {
 } ENTRY;
 
 typedef    struct {
-    long	lineoffset;	/* source line database offset */
-    long	fcnoffset;	/* function name database offset */
-    long	fileindex : 24;	/* source file name index */
-    long	type : 8;	/* reference type (mark character) */
+    long    lineoffset;	/* source line database offset */
+    long    fcnoffset;	/* function name database offset */
+    long    fileindex : 24;	/* source file name index */
+    long    type : 8;	/* reference type (mark character) */
 } POSTING;
 
-extern    long	*srcoffset;	/* source file name database offsets */
-extern    int	nsrcoffset;	/* number of file name database offsets */
+extern    long    *srcoffset;	/* source file name database offsets */
+extern    int    nsrcoffset;	/* number of file name database offsets */
 
 
 void    boolclear(void);
diff --git a/src/library.h b/src/library.h
index 3ad739c..740aca2 100644
--- a/src/library.h
+++ b/src/library.h
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,13 +27,13 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 #ifndef CSCOPE_LIBRARY_H
 #define CSCOPE_LIBRARY_H
 
-#include <stdio.h>    	/* need FILE* type def. */
+#include <stdio.h>        /* need FILE* type def. */
 
 /* private library */
 char    *compath(char *pathname);
diff --git a/src/logdir.c b/src/logdir.c
index 9cd6a87..7bb492f 100644
--- a/src/logdir.c
+++ b/src/logdir.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*
@@ -66,11 +66,11 @@ logdir(char *name)
     char    *p;
     int    i, j;
     int    pwf;
-    
+
     /* attempt to open the password file */
     if ((pwf = myopen("/etc/passwd", 0, 0)) == -1)
         return(0);
-        
+
     /* find the matching password entry */
     do {
         /* get the next line in the password file */
@@ -87,13 +87,13 @@ logdir(char *name)
     } while (*name != *line ||    /* fast pretest */
         strcmp(name, line) != 0);
     (void) close(pwf);
-    
+
     /* skip the intervening fields */
     p = nextfield(p);
     p = nextfield(p);
     p = nextfield(p);
     p = nextfield(p);
-    
+
     /* return the login directory */
     (void) nextfield(p);
     return(p);
diff --git a/src/lookup.c b/src/lookup.c
index 57c6eea..c2453a0 100644
--- a/src/lookup.c
+++ b/src/lookup.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*    cscope - interactive C symbol cross-reference
@@ -84,7 +84,7 @@ struct    keystruct keyword[] = {
     {"unsigned",    ' ',	NULL},
     {"void",    ' ',	NULL},
     {"while",    '(',	NULL},
-    
+
     /* these keywords are not compressed */
     {"do",    	'\0',	NULL},
     {"auto",    ' ',	NULL},
@@ -106,7 +106,7 @@ initsymtab(void)
 {
     unsigned int i, j;
     struct keystruct *p;
-    
+
     for (i = 1; i < KEYWORDS; ++i) {
     p = keyword + i;
     j = hash(p->text) % HASHMOD;
@@ -122,7 +122,7 @@ lookup(char *ident)
 {
     struct    keystruct *p;
     int    c;
-    
+
     /* look up the identifier in the keyword table */
     for (p = hashtab[hash(ident) % HASHMOD]; p != NULL; p = p->next) {
         if (strequal(ident, p->text)) {
@@ -142,7 +142,7 @@ hash(char *ss)
 {
     int    i;
     unsigned char     *s = (unsigned char *)ss;
-    
+
     for (i = 0; *s != '\0'; )
         i += *s++;	/* += is faster than <<= for cscope */
     return(i);
diff --git a/src/lookup.h b/src/lookup.h
index 1494ec4..180347e 100644
--- a/src/lookup.h
+++ b/src/lookup.h
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 2001, The Santa Cruz Operation 
+ Copyright (c) 2001, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 #ifndef CSCOPE_LOOKUP_H
@@ -36,10 +36,10 @@
 /* declarations for objects defined in lookup.c */
 
 /* keyword text for fast testing of keywords in the scanner */
-extern    char	enumtext[];
-extern    char	externtext[];
-extern    char	structtext[];
-extern    char	typedeftext[];
-extern    char	uniontext[];
+extern    char    enumtext[];
+extern    char    externtext[];
+extern    char    structtext[];
+extern    char    typedeftext[];
+extern    char    uniontext[];
 
 #endif /* CSCOPE_LOOKUP_H */
diff --git a/src/mouse.c b/src/mouse.c
index 0758266..b12ffa5 100644
--- a/src/mouse.c
+++ b/src/mouse.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*    cscope - interactive C symbol cross-reference
@@ -89,7 +89,7 @@ mouseinit(void)
 
     /* see if this is emacsterm or viterm */
     term = mygetenv("TERM", "");
-    if (strcmp(term, "emacsterm") == 0 || 
+    if (strcmp(term, "emacsterm") == 0 ||
         strcmp(term, "viterm") == 0) {
         emacsviterm = YES;
         mouse = YES;
@@ -101,7 +101,7 @@ mouseinit(void)
         mouse = YES;
     }
 #if UNIXPC
-    else if (strcmp(term,"s4") == 0 || 
+    else if (strcmp(term,"s4") == 0 ||
              strcmp(term,"s120") == 0 ||
              strcmp(term,"s90") == 0) {
         int retval;
@@ -109,11 +109,11 @@ mouseinit(void)
         struct umdata umd;	/* Mouse data structure */
 
         /* Ask for character size info */
-        	
+
         retval = ioctl(1,WIOCGETD,&uwd);
         if(retval || uwd.uw_hs <= 0 || uwd.uw_vs <= 0) {
         	/**************************************************
-        	 * something wrong with the kernel, so fake it... 
+        	 * something wrong with the kernel, so fake it...
         	 **************************************************/
         	if(!strcmp(term,"s4")) {
         		uw_hs = 9;
@@ -129,7 +129,7 @@ mouseinit(void)
         	uw_hs = uwd.uw_hs;
         	uw_vs = uwd.uw_vs;
         }
-        
+
         /**************************************************
          * Now turn on mouse reporting so we can actually
          * make use of all this stuff.
@@ -178,13 +178,13 @@ loadmenu(MENU *menu)
     }
     else {    /* myx */
         int	len;
-        
+
         mousecleanup();
         (void) printf("\033[6;1X\033[9;1X");
         for (i = 0; menu[i].text != NULL; ++i) {
         	len = strlen(menu[i].text);
         	(void) printf("\033[%d;%dx%s%s", len,
-        		      (int) (len + strlen(menu[i].value)), 
+        		      (int) (len + strlen(menu[i].value)),
         		      menu[i].text, menu[i].value);
         }
         loaded = menu;
@@ -214,7 +214,7 @@ mousecleanup(void)
     int    i;
 
     if (loaded != NULL) {    /* only true for myx */
-        
+
         /* remove the mouse menu */
         (void) printf("\033[6;0X\033[9;0X");
         for (i = 0; loaded[i].text != NULL; ++i) {
@@ -273,7 +273,7 @@ getmouseaction(char leading_char)
          */
         int x = 0, y = 0, button = 0, reason = 0;
         int i;
-    
+
         /* Get a mouse report.  The form is: XX;YY;B;RM where
          * XX is 1,2, or 3 decimal digits with the X pixel position.
          * Similarly for YY.  B is a single decimal digit with the
@@ -286,13 +286,13 @@ getmouseaction(char leading_char)
          * return the last character read to the input stream with
          * myungetch().
          */
-        
+
         /* Check for "[?" being next 2 chars */
         if(((i = mygetch()) != '[') || ((i = mygetch()) != '?')) {
         	myungetch(i);
         	return(NULL);
         }
-    
+
         /* Grab the X position (in pixels) */
         while(isdigit(i = mygetch())) {
         	x = (x*10) + (i - '0');
@@ -301,7 +301,7 @@ getmouseaction(char leading_char)
         	myungetch(i);
         	return(NULL);	/* not a mouse report after all */
         }
-    
+
         /* Grab the Y position (in pixels) */
         while(isdigit(i = mygetch())) {
         	y = (y*10) + (i - '0');
@@ -310,7 +310,7 @@ getmouseaction(char leading_char)
         	myungetch(i);
         	return(NULL);
         }
-    
+
         /* Get which button */
         if((button = mygetch()) > '4') {
         	myungetch(button);
@@ -320,20 +320,20 @@ getmouseaction(char leading_char)
         	myungetch(i);
         	return(NULL);
         }
-        
+
         /* Get the reason for this mouse report */
         if((reason = mygetch()) > '8') {
         	myungetch(reason);
         	return(NULL);
         }
-        
+
         /* sequence should terminate with an 'M' */
         if((i = mygetch()) != 'M') {
         	myungetch(i);
         	return(NULL);
         }
-    
-    
+
+
         /* OK.  We get a mouse report whenever a button is depressed
          * or released.  Let's ignore the report whenever the button
          * is depressed until when I am ready to implement sweeping.
@@ -341,23 +341,23 @@ getmouseaction(char leading_char)
         if(reason != '2') {
         	return(NULL);	/* '2' means button is released */
         }
-    
+
         /************************************************************
          * Always indicate button 1 irregardless of which button was
          * really pushed.
          ************************************************************/
         m.button = 1;
-    
+
         /************************************************************
          * Convert pixel coordinates to line and column coords.
          * The height and width are obtained using an ioctl() call
          * in mouseinit().  This assumes that variable width chars
          * are not being used ('though it would probably work anyway).
          ************************************************************/
-        
+
         m.x1 = x/uw_hs;	/* pixel/horizontal_spacing */
         m.y1 = y/uw_vs;	/* pixel/vertical_spacing   */
-    
+
         /* "null" out the other fields */
         m.percent = m.x2 = m.y2 = -1;
     }
@@ -365,7 +365,7 @@ getmouseaction(char leading_char)
 #endif    /* not UNIXPC */
 
     if (mouse == YES && leading_char == ctrl('X')) {
-    
+
         switch (mygetch()) {
         case ctrl('_'):		/* click */
         	if ((m.button = mygetch()) == '0') {	/* if scrollbar */
@@ -377,7 +377,7 @@ getmouseaction(char leading_char)
         		m.x2 = m.y2 = -1;
         	}
         	break;
-    
+
         case ctrl(']'):		/* sweep */
         	m.button = mygetch();
         	m.x1 = getcoordinate();
diff --git a/src/mygetenv.c b/src/mygetenv.c
index efe708b..5358de8 100644
--- a/src/mygetenv.c
+++ b/src/mygetenv.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 #include "library.h"
diff --git a/src/mypopen.c b/src/mypopen.c
index 7a3a1f4..f649eee 100644
--- a/src/mypopen.c
+++ b/src/mypopen.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 #include <stdio.h>
@@ -74,7 +74,7 @@ myopen(char *path, int flag, int mode)
     fd = open(path, flag);
 
 #ifdef __DJGPP__        /* FIXME: test feature, not platform */
-    /* HBB 20010312: DOS GCC doesn't have FD_CLOEXEC (yet), so it 
+    /* HBB 20010312: DOS GCC doesn't have FD_CLOEXEC (yet), so it
      * always fails this call. Have to skip that step */
     if(fd != -1)
     return(fd);
@@ -109,9 +109,9 @@ myfopen(char *path, char *mode)
     SETMODE(fileno(fp), O_TEXT);
     }
 #endif /* SETMODE */
-    
+
 #ifdef __DJGPP__ /* FIXME: test feature, not platform */
-    /* HBB 20010312: DOS GCC doesn't have FD_CLOEXEC (yet), so it 
+    /* HBB 20010312: DOS GCC doesn't have FD_CLOEXEC (yet), so it
      * always fails this call. Have to skip that step */
     if(fp)
 #else
@@ -178,7 +178,7 @@ mypopen(char *cmd, char *mode)
 int
 mypclose(FILE *ptr)
 {
-#ifdef __DJGPP__ 
+#ifdef __DJGPP__
     /* HBB 20010705: This system has its own pclose(), which we
      * don't want to replace */
     return (pclose)(ptr);
diff --git a/src/opt.c b/src/opt.c
index 4b5e525..f8ccbbb 100644
--- a/src/opt.c
+++ b/src/opt.c
@@ -1,9 +1,9 @@
 #include "global.h"
 
-#include "build.h" 
+#include "build.h"
 #include "vp.h"
 #include "version.h"    /* FILEVERSION and FIXVERSION */
-#include "scanner.h" 
+#include "scanner.h"
 
 #include <stdlib.h>    /* atoi */
 #include <getopt.h>
@@ -55,7 +55,7 @@ char ** parse_options(int *argc, char **argv)
         			cscope: pattern too long, cannot be > \
         			%d characters\n", PATLEN);
         	}
-        	strcpy(input_line, optarg);	
+        	strcpy(input_line, optarg);
         	break;
         case 'b':	/* only build the cross-reference */
         	buildonly = YES;
@@ -150,7 +150,7 @@ char ** parse_options(int *argc, char **argv)
         }
     }
     /*
-      * This adjusts argv so that we only see the remaining 
+      * This adjusts argv so that we only see the remaining
       * args.  Its ugly, but we need to do it so that the rest
       * of the main routine doesn't get all confused
       */
diff --git a/src/readline.c b/src/readline.c
index 97ea5e6..a29c7e0 100644
--- a/src/readline.c
+++ b/src/readline.c
@@ -76,11 +76,11 @@ static int rebuild_reference(){
     if (errorsfound == YES) {
         errorsfound = NO;
         askforreturn();
-    }    	
+    }
     entercurses();
     clearmsg();    	/* clear any previous message */
     totallines = 0;
-    disprefs = 0;    
+    disprefs = 0;
     topline = nextline = 1;
     return(YES);
 }
@@ -95,7 +95,7 @@ static int process_mouse(){
     if (p->button == '0') {
         //scrollbar(p);    // XXX
         return(NO);
-    } 
+    }
     /* ignore a sweep */
     if (p->x2 >= 0) {
         return(NO);
diff --git a/src/scanner.h b/src/scanner.h
index d4aff0b..0a7f840 100644
--- a/src/scanner.h
+++ b/src/scanner.h
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 2001, The Santa Cruz Operation 
+ Copyright (c) 2001, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 #ifndef CSCOPE_SCANNER_H
@@ -35,56 +35,56 @@
 
 #include <stdio.h>
 
-#undef    YYLMAX		
-#define YYLMAX    STMTMAX + PATLEN + 1	/* scanner line buffer size */
+#undef    YYLMAX
+#define YYLMAX    STMTMAX + PATLEN + 1    /* scanner line buffer size */
 
-/* cross-reference database mark characters (when new ones are added, 
+/* cross-reference database mark characters (when new ones are added,
  * update the cscope.out format description in cscope.1)
  */
 #define CLASSDEF    'c'
-#define    DEFINE		'#'
-#define    DEFINEEND	')'
-#define ENUMDEF    	'e'
-#define FCNCALL    	'`'
-#define FCNDEF    	'$'
-#define FCNEND    	'}'
+#define    DEFINE    	'#'
+#define    DEFINEEND    ')'
+#define ENUMDEF        'e'
+#define FCNCALL        '`'
+#define FCNDEF        '$'
+#define FCNEND        '}'
 #define GLOBALDEF    'g'
-#define    INCLUDE		'~'
+#define    INCLUDE    	'~'
 #define MEMBERDEF    'm'
-#define NEWFILE    	'@'
+#define NEWFILE        '@'
 #define STRUCTDEF    's'
-#define TYPEDEF    	't'
+#define TYPEDEF        't'
 #define UNIONDEF    'u'
 
 /* other scanner token types */
-#define    LEXEOF	0
-#define    LEXERR	1
-#define    IDENT	2	
-#define    NEWLINE	3	
+#define    LEXEOF    0
+#define    LEXERR    1
+#define    IDENT    2
+#define    NEWLINE    3
 
 /* scanner.l global data */
-extern    int	first;		/* buffer index for first char of symbol */
-extern    int	last;		/* buffer index for last char of symbol */
-extern    int	lineno;		/* symbol line number */
-extern    FILE	*yyin;		/* input file descriptor */
-extern    FILE	*yyout;		/* output file */
-extern    int	myylineno;	/* input line number */
+extern    int    first;		/* buffer index for first char of symbol */
+extern    int    last;		/* buffer index for last char of symbol */
+extern    int    lineno;		/* symbol line number */
+extern    FILE    *yyin;		/* input file descriptor */
+extern    FILE    *yyout;		/* output file */
+extern    int    myylineno;	/* input line number */
 
 #ifdef USING_LEX
 /* HBB 20010430: if lex is used instead of flex, have to simulate the
  * private copies of yytext and yytext for the world outside scanner.l: */
 /* FIXME: there should be a feature test for this! */
 #if defined(__OSF1__) || defined(__sun) || defined(_AIX)
-extern    char	yytext[];
+extern    char    yytext[];
 #else
-extern    unsigned char	yytext[];
+extern    unsigned char    yytext[];
 #endif
-extern    int	yyleng;
+extern    int    yyleng;
 # define my_yytext yytext
 # define my_yyleng yyleng
 #else
-extern    char	*my_yytext;	/* private copy of input line */
-extern    size_t	my_yyleng;	/* ... and current length of it */
+extern    char    *my_yytext;	/* private copy of input line */
+extern    size_t    my_yyleng;	/* ... and current length of it */
 #endif
 
 /* The master function exported by scanner.l */
diff --git a/src/version.h b/src/version.h
index f4206ce..920f7d3 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*    cscope - interactive C symbol cross-reference
@@ -39,7 +39,7 @@
 #ifndef CSCOPE_VERSION_H
 #define CSCOPE_VERSION_H
 
-#define    FILEVERSION	15	/* Initial Open Source and Linux Port */
-#define    FIXVERSION	".9"	/* feature and bug fix version */
+#define    FILEVERSION    15	/* Initial Open Source and Linux Port */
+#define    FIXVERSION    ".9"	/* feature and bug fix version */
 
 #endif /* CSCOPE_VERSION_H */
diff --git a/src/vp.h b/src/vp.h
index bb29fe9..add618b 100644
--- a/src/vp.h
+++ b/src/vp.h
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,41 +27,41 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /*
  *    VPATH assumptions:
- *    	VPATH is the environment variable containing the view path 
- *    	where each path name is followed by ':', '\n', or '\0'.
- *    	Embedded blanks are considered part of the path.
+ *        VPATH is the environment variable containing the view path
+ *        where each path name is followed by ':', '\n', or '\0'.
+ *        Embedded blanks are considered part of the path.
  */
 
 #ifndef CSCOPE_VP_H
 #define CSCOPE_VP_H
 
-#define MAXPATH    200		/* max length for entire name */
+#define MAXPATH    200    	/* max length for entire name */
 
 #ifdef HAVE_CONFIG_H
 # include "config.h"
 #else
-# define HAVE_FCNTL_H 1    	/* in case of doubt, assume it's there */
+# define HAVE_FCNTL_H 1        /* in case of doubt, assume it's there */
 #endif
 #ifdef HAVE_FCNTL_H
-# include <fcntl.h>    	/* needed for O_... open flags */
+# include <fcntl.h>        /* needed for O_... open flags */
 #endif
 
 #include <sys/types.h>
 #include <sys/stat.h>
 
 #if !NOMALLOC
-extern    char	**vpdirs;	/* directories (including current) in view path */
+extern    char    **vpdirs;	/* directories (including current) in view path */
 #else
-#define    MAXDIR	25		/* same as libVP */
-#define    DIRLEN	80		/* same as libVP */
-extern    char	vpdirs[MAXDIR][DIRLEN + 1];
+#define    MAXDIR    25		/* same as libVP */
+#define    DIRLEN    80		/* same as libVP */
+extern    char    vpdirs[MAXDIR][DIRLEN + 1];
 #endif
-extern    int	vpndirs;	/* number of directories in view path */
+extern    int    vpndirs;	/* number of directories in view path */
 
 void    vpinit(char *current_dir);
 int    vpopen(char *path, int oflag);
diff --git a/src/vpaccess.c b/src/vpaccess.c
index 156b7c2..8695c1d 100644
--- a/src/vpaccess.c
+++ b/src/vpaccess.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /* vpaccess - view path version of the access system call */
@@ -36,7 +36,7 @@
 #include <unistd.h>
 #include "vp.h"
 #include <sys/types.h>
- 
+
 int
 vpaccess(char *path, mode_t amode)
 {
diff --git a/src/vpfopen.c b/src/vpfopen.c
index 8e96503..46a6c0b 100644
--- a/src/vpfopen.c
+++ b/src/vpfopen.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /* vpfopen - view path version of the fopen library function */
@@ -44,8 +44,8 @@ vpfopen(char *filename, char *type)
     FILE    *returncode;
     int    i;
 
-    if ((returncode = myfopen(filename, type)) == NULL 
-        && filename[0] != '/' 
+    if ((returncode = myfopen(filename, type)) == NULL
+        && filename[0] != '/'
         /* && strcmp(type, "r") == 0 */ /* HBB: this breaks if type=="rb" */
         && type[0] == 'r'
         ) {
diff --git a/src/vpinit.c b/src/vpinit.c
index 1815d1b..cc18820 100644
--- a/src/vpinit.c
+++ b/src/vpinit.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/
 
 /* vpinit - initialize vpdirs or update vpdirs based on currentdir */
@@ -62,7 +62,7 @@ vpinit(char *current_dir)
     char    *node;		/* view path node */
     char    vpathbuf[MAXVPATH + 1];
 #endif
-    
+
     /* if an existing directory list is to be updated, free it */
     if (current_dir != NULL && vpndirs > 0) {
 #if !NOMALLOC
@@ -107,7 +107,7 @@ vpinit(char *current_dir)
 
     /* don't change VPATH in the environment */
     vpath = strdup(vpath);
-    
+
     /* split the view path into nodes */
     for (i = 0, s = vpath; *s != '\0'; ++i) {
         vpdirs[i] = s;
@@ -136,10 +136,10 @@ vpinit(char *current_dir)
     }
     (void) strcpy(vpathbuf, vpath);
     s = vpathbuf;
-    
+
     /* convert the view path nodes to directories */
     while (*s != '\0') {
-        
+
         /* get the next node */
         node = s;
         while (*s != '\0' && *++s != ':') {
diff --git a/src/vpopen.c b/src/vpopen.c
index a049214..002f32f 100644
--- a/src/vpopen.c
+++ b/src/vpopen.c
@@ -1,7 +1,7 @@
 /*===========================================================================
- Copyright (c) 1998-2000, The Santa Cruz Operation 
+ Copyright (c) 1998-2000, The Santa Cruz Operation
  All rights reserved.
- 
+
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:
 
@@ -14,7 +14,7 @@
 
  *Neither name of The Santa Cruz Operation nor the names of its contributors
  may be used to endorse or promote products derived from this software
- without specific prior written permission. 
+ without specific prior written permission.
 
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
  IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
@@ -27,7 +27,7 @@
  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- DAMAGE. 
+ DAMAGE.
  =========================================================================*/