Mark non-exported functions in test and example programs as static.

Originally committed as revision 18259 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 1 insertions, 1 deletions

diff --git a/libavutil/tree.c b/libavutil/tree.c
index 62437ffd5b..22679692b4 100644
--- a/libavutil/tree.c
+++ b/libavutil/tree.c
@@ -174,7 +174,7 @@ static void print(AVTreeNode *t, int depth){
         av_log(NULL, AV_LOG_ERROR, "NULL\n");
 }
 
-int cmp(const void *a, const void *b){
+static int cmp(const void *a, const void *b){
     return a-b;
 }