--- mkdosfs/mkdosfs.c.orig	2003-02-27 01:46:48.000000000 -0500
+++ mkdosfs/mkdosfs.c	2003-02-27 01:47:00.000000000 -0500
@@ -49,6 +49,7 @@
 
 #include "../version.h"
 
+#include <errno.h>
 #include <fcntl.h>
 #include <linux/hdreg.h>
 #include <linux/fs.h>