Build dnsmasq with IPv6 support.

Bug: 9580643
Change-Id: I530435a214cb1f57865ca56d367b21a890c09f0d
diff --git a/src/Android.mk b/src/Android.mk
index dfe3f5b..d776d5e 100644
--- a/src/Android.mk
+++ b/src/Android.mk
@@ -10,7 +10,7 @@
 
 LOCAL_C_INCLUDES := external/dnsmasq/src
 
-LOCAL_CFLAGS := -O2 -g -W -Wall -D__ANDROID__ -DNO_IPV6 -DNO_TFTP -DNO_SCRIPT
+LOCAL_CFLAGS := -O2 -g -W -Wall -D__ANDROID__ -DIPV6 -DNO_TFTP -DNO_SCRIPT
 LOCAL_SYSTEM_SHARED_LIBRARIES := libc
 LOCAL_SHARED_LIBRARIES := libcutils liblog