diff --git a/ares/Makefile.netware b/ares/Makefile.netware
index 8fdf69e2f..d493dd0e6 100644
--- a/ares/Makefile.netware
+++ b/ares/Makefile.netware
@@ -304,6 +304,8 @@ config.h: Makefile.netware
 	@echo $(DL)#define HAVE_AF_INET6 1$(DL) >> $@
 	@echo $(DL)#define HAVE_PF_INET6 1$(DL) >> $@
 	@echo $(DL)#define HAVE_STRUCT_IN6_ADDR 1$(DL) >> $@
+	@echo $(DL)#define HAVE_STRUCT_SOCKADDR_IN6 1$(DL) >> $@
+	@echo $(DL)#define HAVE_STRUCT_ADDRINFO 1$(DL) >> $@
 	@echo $(DL)#define SIZEOF_STRUCT_IN6_ADDR 16$(DL) >> $@
 	@echo $(DL)#define SIZEOF_STRUCT_IN_ADDR 4$(DL) >> $@
 ifdef NW_WINSOCK