erc-compute-server

erc-compute-server is a compiled Lisp function in `erc.el'.

(erc-compute-server &optional SERVER)

Return an IRC server name.

This tries a number of increasingly more default methods until a
non-nil value is found.

- SERVER (the argument passed to this function)
- The `erc-server' option
- The value of the IRCSERVER environment variable
- The `erc-default-server' variable