Don't override previously installed signal handlers.

[gnulib.git] / lib / fnmatch.c

diff --git a/lib/fnmatch.c b/lib/fnmatch.c
index 4bc47e1..48bc8b5 100644 (file)
--- a/lib/fnmatch.c
+++ b/lib/fnmatch.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991,1992,1993,1996,1997,1998,1999,2000,2001,2002,2003,2004,2005,2006
+/* Copyright (C) 1991,1992,1993,1996,1997,1998,1999,2000,2001,2002,2003,2004,2005,2006,2007
        Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
@@ -40,7 +40,7 @@
 #include <string.h>
 
 #define WIDE_CHAR_SUPPORT \
-  (HAVE_WCTYPE_H && HAVE_WCHAR_H && HAVE_BTOWC && HAVE_ISWCTYPE \
+  (HAVE_WCTYPE_H && HAVE_BTOWC && HAVE_ISWCTYPE \
    && HAVE_WMEMCHR && (HAVE_WMEMCPY || HAVE_WMEMPCPY))
 
 /* For platform which support the ISO C amendement 1 functionality we
@@ -85,7 +85,7 @@ extern int fnmatch (const char *pattern, const char *string, int flags);
 #if defined _LIBC || !defined __GNU_LIBRARY__ || !HAVE_FNMATCH_GNU
 
 
-# if ! (defined isblank || HAVE_DECL_ISBLANK)
+# if ! (defined isblank || (HAVE_ISBLANK && HAVE_DECL_ISBLANK))
 #  define isblank(c) ((c) == ' ' || (c) == '\t')
 # endif