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-rw-r--r--tools/adler32.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/adler32.c b/tools/adler32.c
index 4e851713..cd85d58e 100644
--- a/tools/adler32.c
+++ b/tools/adler32.c
@@ -7,9 +7,9 @@
* Usage: adler32 [file]...
*/
+#include <stdlib.h>
#include <stdio.h>
#include <zlib.h>
-
/**
* Calculates the Adler-32 checksum for the given file.
*/