# $EPIC: ttyname.txt,v 1.2 2006/08/20 17:37:08 sthalik Exp $
======Synopsis:======
$__ttyname__()

======Technical:======
   * If EPIC is not attached to a terminal device (when you use the -b command line option) the empty string is returned.
   * This function returns the device name associated with the standard input. 
   * This function calls the operating system's ttyname(3) function.

======Practical:======
Useful if you wanted to know which device you were logged into.

======Returns:======
The terminal device attached to standard input.

======History:======
This function fist appeared in EPIC4pre2.004-19990528

======Examples:======
$ttyname() 	might return /dev/ttyp2