diff --git a/lib/dns/include/dns/types.h b/lib/dns/include/dns/types.h
index 8c3aeec22a..876f0cd1a3 100644
--- a/lib/dns/include/dns/types.h
+++ b/lib/dns/include/dns/types.h
@@ -27,14 +27,21 @@
  */
 
 #include <isc/region.h>
+#include <isc/int.h>
+#include <isc/list.h>
 
 typedef isc_region_t				dns_label_t;
 typedef struct dns_name				dns_name_t;
+typedef unsigned char				dns_offsets_t[128];
 typedef struct dns_compress			dns_compress_t;
 typedef struct dns_decompress			dns_decompress_t;
-typedef unsigned int				dns_rdataclass_t;
-typedef unsigned int				dns_rdatatype_t;
+typedef isc_uint16_t				dns_rdataclass_t;
+typedef isc_uint16_t				dns_rdatatype_t;
+typedef isc_uint32_t				dns_ttl_t;
 typedef struct dns_rdata			dns_rdata_t;
+typedef struct dns_signature			dns_signature_t;
+typedef struct dns_rdataset			dns_rdataset_t;
+typedef ISC_LIST(dns_name_t)			dns_namelist_t;
 
 typedef enum {
 	dns_labeltype_ordinary = 0,