umount: fix includes

This worked by luck before. Now add the correct include file

diff --git a/Applications/util/umount.c b/Applications/util/umount.c
index 082bbeb..252f3ba 100644 (file)
--- a/Applications/util/umount.c
+++ b/Applications/util/umount.c
@@ -1,6 +1,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
+#include <sys/mount.h>
 
 /* Assumed length of a line in /etc/mtab */
 #define MTAB_LINE 160