fix fnmatch replacement
https://bugs.gentoo.org/134546

--- a2ps-4.13.orig/lib/fnmatch.c	2002-03-04 12:46:25 -0600
+++ a2ps-4.13/lib/fnmatch.c	2006-05-27 11:41:15 -0500
@@ -27,18 +27,6 @@
 #include <fnmatch.h>
 #include <ctype.h>
 
-
-/* Comment out all this code if we are using the GNU C Library, and are not
-   actually compiling the library itself.  This code is part of the GNU C
-   Library, but also included in many other GNU distributions.  Compiling
-   and linking in this code is a waste when using the GNU C library
-   (especially if it is a shared library).  Rather than having every GNU
-   program understand `configure --with-gnu-libc' and omit the object files,
-   it is simpler to just do this in the source for each such file.  */
-
-#if defined _LIBC || !defined __GNU_LIBRARY__
-
-
 # if defined STDC_HEADERS || !defined isascii
 #  define ISASCII(c) 1
 # else
@@ -52,10 +40,13 @@
 extern int errno;
 # endif
 
+/* fnmatch replacement taken from the GNU C Library for systems that 
+   provide a broken implementation. */
+
 /* Match STRING against the filename pattern PATTERN, returning zero if
    it matches, nonzero if not.  */
 int
-fnmatch (const char *pattern, const char *string, int flags)
+rpl_fnmatch (const char *pattern, const char *string, int flags)
 {
   register const char *p = pattern, *n = string;
   register char c;
@@ -233,5 +224,3 @@ fnmatch (const char *pattern, const char
 
 # undef FOLD
 }
-
-#endif	/* _LIBC or not __GNU_LIBRARY__.  */