removed identation from README

README.md

@@ -15,6 +15,11 @@ These functions are responsible for the library's "life time".
 This function matches _string_ against all known highlighting rules and dispatches the appropriate callback depending on _mode_.
 
 ```C
+#define HLPATH //?!
+```
+Coma separated list of directories to be searched for syntax scripts. `#undef` to disable it entirely.
+
+```C
 typedef void (*attribute_callback_t)(const char * const string, const int length, void * const attributes);
 ```
 The type used for defining appropriate callbacks for render_string().
@@ -61,7 +66,6 @@ There are also convinience functions:
 // NOTE: the return value is the number tokens successfully inserted
 int new_keyword_tokens(const char * const * words, hl_group_t * const g);	// _words_ must be NULL terminated
 int new_syntax_character_tokens(const char * const chars, hl_group_t * const g);
-
 ```
 The regex engine used for MATCHes is Jeger by default, emulating Vim regex.
 However the regex engine can be overridden:
@@ -89,7 +93,8 @@ hl will read from stdin and write to stdout.
 
 ### Environment variables
 ```bash
-	$HLPATH	: colon separated list of directories searched for syntax script files
+$HLPATH	: colon separated list of directories searched for syntax script files;
+           overriddes the value of the HLPATH macro
 ```
 
 ---