Missing #include.

git-svn-id: svn://svn.tartarus.org/sgt/utils@9506 cda61777-01e9-0310-a592-d414129be87e

diff --git a/base64/base64.c b/base64/base64.c
index 52d8a12..0a17a16 100644 (file)
--- a/base64/base64.c
+++ b/base64/base64.c
@@ -2,6 +2,7 @@
 #include <errno.h>
 #include <string.h>
 #include <stdlib.h>
+#include <ctype.h>
 
 #define isbase64(c) (    ((c) >= 'A' && (c) <= 'Z') || \
                          ((c) >= 'a' && (c) <= 'z') || \