Index: mt7620-p4rev-113050/build/Makefile
===================================================================
--- mt7620-p4rev-113050.orig/build/Makefile
+++ mt7620-p4rev-113050/build/Makefile
@@ -251,7 +251,12 @@ EXTRA_CFLAGS += -DAGGREGATION_SUPPORT -D
 EXTRA_CFLAGS += -DCONFIG_AP_SUPPORT -DAP_SCAN_SUPPORT -DUAPSD_AP_SUPPORT -DUAPSD_SUPPORT -DRTMP_RBUS_SUPPORT -DRTMP_MAC_PCI
 EXTRA_CFLAGS += -DDOT11_N_SUPPORT -DSTATS_COUNT_SUPPORT -DIAPP_SUPPORT -DDOT1X_SUPPORT
 EXTRA_CFLAGS += -DRALINK_ATE -DRALINK_QA -DCONFIG_RT2880_ATE_CMD_NEW
+
+ifeq ($(CONFIG_RT2860V2_WIFI_HW_NAT),y)
+EXTRA_CFLAGS += -DCONFIG_WIFI_HW_NAT
+else
 EXTRA_CFLAGS += -DCONFIG_RA_NAT_NONE
+endif
 
 #provide busy time statistics for every TBTT */
 #EXTRA_CFLAGS += -DQLOAD_FUNC_BUSY_TIME_STATS