--- src/utils.c.orig	Sun May 27 20:35:12 2001
+++ src/utils.c	Fri Aug 31 17:07:40 2001
@@ -33,6 +33,9 @@
 #endif
 #ifdef HAVE_MMAP
 # include <sys/mman.h>
+# ifndef MAP_FAILED
+#  define MAP_FAILED ((void *)-1)
+# endif
 #endif
 #ifdef HAVE_PWD_H
 # include <pwd.h>