--- milter-regex/parse.y	2004-10-29 15:48:42.000000000 +0100
+++ milter-regex/parse.y	2007-04-18 09:56:34.000000000 +0100
@@ -44,7 +44,7 @@
 #include "eval.h"
 
 int			 yyerror(char *, ...);
-static int		 yyparse(void);
+extern int		 yyparse(void);
 static int		 define_macro(const char *, struct expr *);
 static struct expr	*find_macro(const char *);
 
@@ -473,9 +473,6 @@
 		*r = rs;
 		return (0);
 	}
-#ifdef __linux__
-	(void)&yyrcsid; /* warning about yyrcsid declared but unused */
-#endif
 }
 
 static int