define ROKEN_LIB_FUNCTION on all exported functions

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@14773 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/roken/fnmatch.c

@@ -52,7 +52,7 @@ static char rcsid[] = "$NetBSD: fnmatch.c,v 1.11 1995/02/27 03:43:06 cgd Exp $";
 
 static const char *rangematch (const char *, int, int);
 
-int
+int ROKEN_LIB_FUNCTION
 fnmatch(const char *pattern, const char *string, int flags)
 {
 	const char *stringstart;