intmath: remove av_ctz.

It's a non-installed header and only used in one place (flacenc).
Since ff_ctz is static inline, it's fine to use that instead.

1 files changed, 0 insertions, 5 deletions

diff --git a/libavutil/intmath.c b/libavutil/intmath.c
index 1f725c741f..b0c00e1cad 100644
--- a/libavutil/intmath.c
+++ b/libavutil/intmath.c
@@ -32,8 +32,3 @@ int av_log2_16bit(unsigned v)
 {
     return ff_log2_16bit(v);
 }
-
-int av_ctz(int v)
-{
-    return ff_ctz(v);
-}