Set channel mode flags for channel on server connected to by connection. Mode flags are passed in mode_spec and are applied to the user specified by nick.
A connection resource handle returned by ircg_pconnect().
The channel name as
The mode to be applied on nick.
Mode flags are set or cleared by specifying a mode character and prepending it with a plus or minus character, respectively. E.g. operator mode is granted by '+o' and revoked by '-o', as passed as mode_spec.
The user on which to apply the given mode.