Fix undefined NULL with image support disabled

1 files changed, 1 insertions, 1 deletions

diff --git a/src/webp.c b/src/webp.c
index bd0ad88d..77e6c7cf 100644
--- a/src/webp.c
+++ b/src/webp.c
@@ -215,6 +215,6 @@ void *a_Webp_new(DilloImage *Image, DilloUrl *url, int version)
 
 void *a_Webp_new() { return 0; }
 void a_Webp_callback() { return; }
-const char *a_Webp_version(char *buf, int n) { return NULL; }
+const char *a_Webp_version(char *buf, int n) { return 0; }
 
 #endif /* ENABLE_WEBP */