rem: void timed_wait_print_result(int result, const string& tag)
add: static void timed_wait_print_result(int result, const string& tag)
context: void timed_wait_print_result(int result, const string& tag){  if (result != 0) {    if (result == -ETIMEDOUT)      ecadebug->msg(ECA_DEBUG::info, "(audioio-proxy-server) " + tag + " failed; timeout");    else      ecadebug->msg(ECA_DEBUG::info, "(audioio-proxy-server) " + tag + " failed");  }}