includes cleanup from Jeff Garzik
diff --git a/libbb/find_mount_point.c b/libbb/find_mount_point.c
index 27322f7..2d9481a 100644
--- a/libbb/find_mount_point.c
+++ b/libbb/find_mount_point.c
@@ -26,6 +26,7 @@
  */
 
 #include <stdio.h>
+#include <string.h>
 #include "libbb.h"