src\map\atcommand.c
/*==========================================
* @detach
*==========================================*/
int atcommand_detach( const int fd, struct map_session_data sd, const char command, const char* message)
{
nullpo_retr(-1, sd);
sd->state.monster_ignore = 0;
sd->state.autotrade = 1;
clif_authfail_fd(fd, 15);
return 0;
}