system/adb: Remove unsed macro __NUTTX__
@@ -53,7 +53,6 @@ CSRCS += $(ADB_UNPACKNAME)/adb_frame.c
CSRCS += $(ADB_UNPACKNAME)/hal/hal_uv.c
CSRCS += $(ADB_UNPACKNAME)/hal/hal_uv_packet.c
-CFLAGS += -D__NUTTX__=1
CFLAGS += -I$(ADB_UNPACKNAME)
ifeq ($(CONFIG_ADBD_TCP_SERVER),y)
