$OpenBSD$
--- tagutils/tagutils.c.orig	Sat Sep 22 01:48:11 2012
+++ tagutils/tagutils.c	Sat Sep 22 01:48:19 2012
@@ -27,6 +27,7 @@
 #include <stdlib.h>
 #include <stddef.h>
 #include <string.h>
+#include <libgen.h>
 #include <fcntl.h>
 #include <unistd.h>
 #include <time.h>
