[U-Boot] [RFC PATCH 25/44] Add stdarg to vsprintf.h

[Simon Glass]

This file uses varargs, so add the header file so that it can be used when
common has not been included.

TODO: Probably should drop this patch?

Signed-off-by: Simon Glass <sjg at chromium.org>
---
 include/vsprintf.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/include/vsprintf.h b/include/vsprintf.h
index 651077c..704b8cd 100644
--- a/include/vsprintf.h
+++ b/include/vsprintf.h
@@ -24,6 +24,8 @@
 #ifndef __VSPRINTF_H
 #define __VSPRINTF_H
 
+#include <stdarg.h>
+
 ulong simple_strtoul(const char *cp, char **endp, unsigned int base);
 
 /**
-- 
1.7.7.3