Fix define

diff --git a/modules/audio_filter/channel_mixer/mono.c b/modules/audio_filter/channel_mixer/mono.c
index 9b0565480cc96646c3b0c63c7244b3af3747b182..ae033ad35460579802d851134af4299f610e964f 100644 (file)
--- a/modules/audio_filter/channel_mixer/mono.c
+++ b/modules/audio_filter/channel_mixer/mono.c
@@ -30,7 +30,7 @@
 
 #ifdef HAVE_STDINT_H
 #   include <stdint.h>                                         /* int16_t .. */
-#elif HAVE_INTTYPES_H
+#elif defined(HAVE_INTTYPES_H)
 #   include <inttypes.h>                                       /* int16_t .. */
 #endif