add skeleton OER stubs
diff --git a/skeletons/ObjectDescriptor.c b/skeletons/ObjectDescriptor.c
index 4590330..65b00d5 100644
--- a/skeletons/ObjectDescriptor.c
+++ b/skeletons/ObjectDescriptor.c
@@ -29,6 +29,13 @@
OCTET_STRING_decode_uper,
OCTET_STRING_encode_uper,
#endif /* ASN_DISABLE_PER_SUPPORT */
+#ifdef ASN_DISABLE_OER_SUPPORT
+ 0,
+ 0,
+#else
+ 0,
+ 0,
+#endif /* ASN_DISABLE_OER_SUPPORT */
0, /* Use generic outmost tag fetcher */
asn_DEF_ObjectDescriptor_tags,
sizeof(asn_DEF_ObjectDescriptor_tags)