---
 libgfortran/io/close.c |    1 +
 1 file changed, 1 insertion(+)

--- a/libgfortran/io/close.c
+++ b/libgfortran/io/close.c
@@ -25,6 +25,7 @@
 #include "io.h"
 #include "unix.h"
 #include <limits.h>
+#include <stdlib.h>
 #if !HAVE_UNLINK_OPEN_FILE
 #include <string.h>
 #endif