Remove unused WAV_FILTER_NUM.

diff --git a/filter.h b/filter.h
index 1b916eecf632cc834b46703007097d6a02e6413a..550c68d64c783113d7c99aa1e0a37fde564cd188 100644 (file)
--- a/filter.h
+++ b/filter.h
@@ -232,8 +232,6 @@ extern struct filter filters[];
 
 /* filters that are always present */
 DECLARE_EXTERN_FILTER_INIT(wav);
-/* wav is always the first filter */
-#define WAV_FILTER_NUM 0
 DECLARE_EXTERN_FILTER_INIT(compress);
 
 /* next the optional filters */