extmod/extmod.mk: Include mdns app source in lwIP build.
@@ -117,6 +117,7 @@ CFLAGS_MOD += -DMICROPY_PY_LWIP=1
$(BUILD)/$(LWIP_DIR)/core/ipv4/dhcp.o: CFLAGS_MOD += -Wno-address
SRC_MOD += extmod/modlwip.c lib/netutils/netutils.c
SRC_MOD += $(addprefix $(LWIP_DIR)/,\
+ apps/mdns/mdns.c \
core/def.c \
core/dns.c \
core/inet_chksum.c \
