NAME
	DeletePort - free a message port created by CreatePort()

   SYNOPSIS
	DeletePort(port)

	VOID DeletePort(struct MsgPort *);

   FUNCTION
	Frees a message port created by CreatePort. All messages that
	may have been attached to this port must have already been
	replied before this function is called.

   INPUTS
	port - message port to delete

   SEE ALSO
	CreatePort()