Telnet msp oob
来自MudWiki
NAME
telnet_msp_oob() - send an OOB MSP message
SYNOPSIS
void telnet_msp_oob(string);
DESCRIPTION
FluffOS v2019.20220507 新增支持，if user is under telnet, then send an IAC SB TELOPT_MSP msg IAC SE sequence, as documented in https://wiki.mudlet.org/w/Manual:Supported_Protocols#MSP
SEE ALSO
msp_enable(4)
