erc-compute-nick
erc-compute-nick is a compiled Lisp function in `erc.el
'.
(erc-compute-nick &optional NICK)
Return user's IRC nick.
This tries a number of increasingly more default methods until a
non-nil value is found.
- NICK (the argument passed to this function)
- The `erc-nick' option
- The value of the IRCNICK environment variable
- The result from the `user-login-name' function