Renamed "internal.h" to the more sensible "busybox.h".
 -Erik
diff --git a/length.c b/length.c
index cf4fb1c..14d15c8 100644
--- a/length.c
+++ b/length.c
@@ -1,5 +1,5 @@
 /* vi: set sw=4 ts=4: */
-#include "internal.h"
+#include "busybox.h"
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>