--- ./devfsd.c.glibc22	2002-08-21 16:21:57.000000000 +0200
+++ ./devfsd.c	2002-08-21 16:23:15.000000000 +0200
@@ -486,8 +486,9 @@
     {"fd/2", "stderr"},
     {NULL, NULL},
 };
-static int (*my_yp_all) (char *domain, char *map,
-			 struct ypall_callback *callback); /* = NULL */
+static int (*my_yp_all) (const char *, const char *,
+				         const struct ypall_callback *); /* = NULL */
+
 static int (*my_yp_get_default_domain) (char **domainptr); /* = NULL */
 static struct event_type
 {