Index: Makefile
--- Makefile.orig	2021-11-23 22:50:36.102487000 +0100
+++ Makefile	2021-11-23 23:13:17.951973000 +0100
@@ -193,7 +193,7 @@
 # We rely on signed integer wraparound on overflow, however clang think it
 # can do whatever it wants since it's an undefined behavior, so use -fwrapv
 # to be sure we get the intended behavior.
-SPEC_CFLAGS := -Wall -Wextra -Wundef -Wdeclaration-after-statement
+SPEC_CFLAGS :=
 SPEC_CFLAGS += $(call cc-opt-alt,-fwrapv,$(call cc-opt,-fno-strict-overflow))
 SPEC_CFLAGS += $(call cc-nowarn,address-of-packed-member)
 SPEC_CFLAGS += $(call cc-nowarn,unused-label)
Index: src/hlua_fcn.c
--- src/hlua_fcn.c.orig	2021-11-23 15:40:21.000000000 +0100
+++ src/hlua_fcn.c	2021-11-23 22:50:36.102979000 +0100
@@ -1539,7 +1539,8 @@
 			lua_pushboolean(L, 1);
 			return 1;
 		}
-	} else {
+#if defined(AF_INET6) && !defined(__FreeBSD__)
+    } else if (addr1->type === AF_INET6) {
 		int i;
 
 		for (i = 0; i < 16; i += 4) {
@@ -1553,6 +1554,7 @@
 			lua_pushboolean(L, 1);
 			return 1;
 		}
+#endif
 	}
 
 	lua_pushboolean(L, 0);