ircg_msg() will send the message to a channel or user on the server.
connectionA connection resource handle returned by ircg_pconnect().
recipient
A recipient starting with #
or & will send the
message to a channel, anything else will be
interpreted as a username.
messageThe message to be sent.
suppress
Setting the optional parameter suppress to
a TRUE value will suppress output of your message to your own
connection. This so-called loopback is
necessary, because the IRC server does not echo PRIVMSG commands
back to us.