XMLValueList support

diff --git a/skeletons/NULL.c b/skeletons/NULL.c
index 8cccc66..6a813fc 100644
--- a/skeletons/NULL.c
+++ b/skeletons/NULL.c
@@ -68,7 +68,8 @@
 
 
 static ssize_t
-NULL__xer_body_decode(void *sptr, void *chunk_buf, size_t chunk_size) {
+NULL__xer_body_decode(asn_TYPE_descriptor_t *td, void *sptr, void *chunk_buf, size_t chunk_size) {
+	(void)td;
 	(void)sptr;
 	if(xer_is_whitespace(chunk_buf, chunk_size))
 		return chunk_size;