diff --git a/include/ws2ipdef.h b/include/ws2ipdef.h
index adc534dcb32..51d4c9f5ac2 100644
--- a/include/ws2ipdef.h
+++ b/include/ws2ipdef.h
@@ -337,13 +337,43 @@ typedef struct WS(in6_pktinfo) {
 #ifndef USE_WS_PREFIX
 #define INET_ADDRSTRLEN         22
 #define INET6_ADDRSTRLEN        65
-#define IN6ADDR_ANY_INIT        { 0 }
-#define IN6ADDR_LOOPBACK_INIT   { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 }
+#define IN6ADDR_6BONETESTPREFIX_INIT                    { 0x3f,0xfe,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define IN6ADDR_6TO4PREFIX_INIT                         { 0x20,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define IN6ADDR_ALLMLDV2ROUTERSONLINK_INIT              { 0xff,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0x16 }
+#define IN6ADDR_ALLNODESONLINK_INIT                     { 0xff,2,0,0,0,0,0,0,0,0,0,0,0,0,0,1 }
+#define IN6ADDR_ALLNODESONNODE_INIT                     { 0xff,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1 }
+#define IN6ADDR_ALLROUTERSONLINK_INIT                   { 0xff,2,0,0,0,0,0,0,0,0,0,0,0,0,0,2 }
+#define IN6ADDR_ANY_INIT                                { 0 }
+#define IN6ADDR_LINKLOCALPREFIX_INIT                    { 0xfe,0x80,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define IN6ADDR_LOOPBACK_INIT                           { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 }
+#define IN6ADDR_MULTICASTPREFIX_INIT                    { 0xff,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define IN6ADDR_SITELOCALPREFIX_INIT                    { 0xfe,0xc0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define IN6ADDR_SOLICITEDNODEMULTICASTPREFIX_INIT       { 0xff,2,0,0,0,0,0,0,0,0,0,0x01,0xff,0,0,0 }
+#define IN6ADDR_TEREDOINITIALLINKLOCALADDRESS_INIT      { 0xfe,0x80,0,0,0,0,0,0,0,0,0xff,0xff,0xff,0xff,0xff,0xfe }
+#define IN6ADDR_TEREDOPREFIX_INIT                       { 0x20,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define IN6ADDR_TEREDOPREFIX_INIT_OLD                   { 0x3f,0xfe,0x83,0x1f,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define IN6ADDR_ULAPREFIX_INIT                          { 0xfc,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define IN6ADDR_V4MAPPEDPREFIX_INIT                     { 0,0,0,0,0,0,0,0,0,0,0xff,0xff,0,0,0,0 }
 #else
 #define WS_INET_ADDRSTRLEN      22
 #define WS_INET6_ADDRSTRLEN     65
-#define WS_IN6ADDR_ANY_INIT     { 0 }
-#define WS_IN6ADDR_LOOPBACK_INIT { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 }
+#define WS_IN6ADDR_6BONETESTPREFIX_INIT                 { 0x3f,0xfe,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define WS_IN6ADDR_6TO4PREFIX_INIT                      { 0x20,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define WS_IN6ADDR_ALLMLDV2ROUTERSONLINK_INIT           { 0xff,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0x16 }
+#define WS_IN6ADDR_ALLNODESONLINK_INIT                  { 0xff,2,0,0,0,0,0,0,0,0,0,0,0,0,0,1 }
+#define WS_IN6ADDR_ALLNODESONNODE_INIT                  { 0xff,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1 }
+#define WS_IN6ADDR_ALLROUTERSONLINK_INIT                { 0xff,2,0,0,0,0,0,0,0,0,0,0,0,0,0,2 }
+#define WS_IN6ADDR_ANY_INIT                             { 0 }
+#define WS_IN6ADDR_LINKLOCALPREFIX_INIT                 { 0xfe,0x80,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define WS_IN6ADDR_LOOPBACK_INIT                        { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 }
+#define WS_IN6ADDR_MULTICASTPREFIX_INIT                 { 0xff,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define WS_IN6ADDR_SITELOCALPREFIX_INIT                 { 0xfe,0xc0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define WS_IN6ADDR_SOLICITEDNODEMULTICASTPREFIX_INIT    { 0xff,2,0,0,0,0,0,0,0,0,0,0x01,0xff,0,0,0 }
+#define WS_IN6ADDR_TEREDOINITIALLINKLOCALADDRESS_INIT   { 0xfe,0x80,0,0,0,0,0,0,0,0,0xff,0xff,0xff,0xff,0xff,0xfe }
+#define WS_IN6ADDR_TEREDOPREFIX_INIT                    { 0x20,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define WS_IN6ADDR_TEREDOPREFIX_INIT_OLD                { 0x3f,0xfe,0x83,0x1f,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define WS_IN6ADDR_ULAPREFIX_INIT                       { 0xfc,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
+#define WS_IN6ADDR_V4MAPPEDPREFIX_INIT                  { 0,0,0,0,0,0,0,0,0,0,0xff,0xff,0,0,0,0 }
 #endif /* USE_WS_PREFIX */
 
 #define SS_PORT(ssp) (((PSOCKADDR_IN)(ssp))->sin_port)