Static-ify a variable. make du work with all the human-readable variants

[oweals/busybox.git] / readlink.c

diff --git a/readlink.c b/readlink.c
index bb2056a253574000f8a56f11fa2c784709b33e13..74196e11d93a8aa64b7def8abeab76dd46bbbb8b 100644 (file)
--- a/readlink.c
+++ b/readlink.c
@@ -3,7 +3,7 @@
  * Mini readlink implementation for busybox
  *
  *
- * Copyright (C) 2000 by Lineo, inc.
+ * Copyright (C) 1999,2000,2001 by Lineo, inc.
  * Written by Matt Kraai <kraai@alumni.carnegiemellon.edu>
  *
  * This program is free software; you can redistribute it and/or modify
@@ -22,9 +22,10 @@
  *
  */
 
-#include "busybox.h"
 #include <errno.h>
 #include <unistd.h>
+#include <stdlib.h>
+#include "busybox.h"
 
 int readlink_main(int argc, char **argv)
 {
@@ -32,7 +33,7 @@ int readlink_main(int argc, char **argv)
        int bufsize = 128, size = 128;
 
        if (argc != 2)
-               usage(readlink_usage);
+               show_usage();
 
        while (bufsize < size + 1) {
                bufsize *= 2;