1 2CFLAGS += -UPXE_DHCP_STRICT 3CFLAGS += -DPXE_DHCP_STRICT 4 5CFLAGS += -UNO_POST_PROMPT 6CFLAGS += -DNO_POST_PROMPT 7 8CFLAGS += -UCONSOLE_SERIAL 9CFLAGS += -DCONSOLE_SERIAL=1 10