libcoap_src = pdu.c net.c debug.c encode.c uri.c coap_list.c subscribe.c resource.c hashkey.c str.c option.c async.c block.c mem.c coap_io.c
#libcoap_src = app.c pdu.c net.c debug.c encode.c uri.c coap_list.c subscribe.c resource.c hashkey.c str.c option.c async.c block.c mem.c