hpux man page for ttyslot

ttyslot(3C)															       ttyslot(3C)

NAME
       ttyslot() - find the slot in the utmpx file of the current user

SYNOPSIS
DESCRIPTION
       returns	the  index of the current user's entry in the file.  This is accomplished by scanning for the name of the terminal associated with
       the standard input, standard output, or standard error (file descriptor 0, 1 or 2).

RETURN VALUE
       returns -1 if an error was encountered while searching for the terminal name or if none of file descriptors 0, 1, or 2 is associated with a
       terminal device.

WARNINGS
   Obsolescent Interfaces
       is to be obsoleted at a future date.

FILES
SEE ALSO
       getutx(3C), ttyname(3C), thread_safety(5).

STANDARDS CONFORMANCE
								  TO BE OBSOLETED						       ttyslot(3C)