tools: mkenvimage: Make xstrtol() static

This function is only used locally. Enabling -Wmissing-prototypes triggers
a warning. Mark it as static.

Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>

diff --git a/tools/mkenvimage.c b/tools/mkenvimage.c
index 885cdb1..944ec82 100644 (file)
--- a/tools/mkenvimage.c
+++ b/tools/mkenvimage.c
@@ -47,7 +47,7 @@ static void usage(const char *exec_name)
               exec_name);
 }
 
-long int xstrtol(const char *s)
+static long int xstrtol(const char *s)
 {
        long int tmp;