diff --git a/Android.mk b/Android.mk
index 97fa456..e27e0de 100644
--- a/Android.mk
+++ b/Android.mk
@@ -14,7 +14,7 @@
 
 LOCAL_PATH := $(call my-dir)
 
-L_DEFS := -DHAVE_CONFIG_H -UAF_INET6
+L_DEFS := -DHAVE_CONFIG_H
 L_CFLAGS := $(L_DEFS)
 L_USE_CPU_SOURCE := netcpu_none.c
 
diff --git a/config.h b/config.h
index 5c89615..ad42cd0 100644
--- a/config.h
+++ b/config.h
@@ -4,8 +4,6 @@
 /* Define to one to enable dirty buffer support. May affect results. */
 /* #undef DIRTY */
 
-#undef AF_INET6
-
 /* Define to 1 if you have the `alarm' function. */
 #define HAVE_ALARM 1