Include stdio.h, for sprintf.

diff --git a/lib/human.c b/lib/human.c
index 5582634..a838e8c 100644 (file)
--- a/lib/human.c
+++ b/lib/human.c
@@ -54,6 +54,8 @@ char *getenv ();
 # include <strings.h>
 #endif
 
+#include <stdio.h>
+
 #include "gettext.h"
 #define _(msgid) gettext (msgid)