add skeleton OER stubs
diff --git a/skeletons/OCTET_STRING.c b/skeletons/OCTET_STRING.c
index 85f93f4..fa3d65e 100644
--- a/skeletons/OCTET_STRING.c
+++ b/skeletons/OCTET_STRING.c
@@ -41,6 +41,13 @@
 	OCTET_STRING_decode_uper,	/* Unaligned PER decoder */
 	OCTET_STRING_encode_uper,	/* Unaligned PER encoder */
 #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_OCTET_STRING_tags,
 	sizeof(asn_DEF_OCTET_STRING_tags)