TFTP_REXMT
timeout = rfc2131_sleep_interval(block?TFTP_REXMT: TIMEOUT, retry);
if (block && ((retry += TFTP_REXMT) < TFTP_TIMEOUT))
timeout = rfc2131_sleep_interval (block ? TFTP_REXMT : TIMEOUT, retry);
if (block && ((retry += TFTP_REXMT) < TFTP_TIMEOUT))