Index: head/lib/libfetch/common.c
===================================================================
--- head/lib/libfetch/common.c
+++ head/lib/libfetch/common.c
@@ -495,7 +495,8 @@
 	hints.ai_protocol = 0;
 	hints.ai_flags = AI_NUMERICHOST;
 	/* port is not relevant for this purpose */
-	getaddrinfo(host, "443", &hints, &res);
+	if (getaddrinfo(host, "443", &hints, &res) != 0)
+		res = NULL;
 	free(host);
 	return res;
 }