NAME
	  logname - return login name of user
SYNTAX
	  char *logname( )
DESCRIPTION
	  Logname returns a pointer to the null-terminated login name;
	  it extracts the $LOGNAME variable from the user's
	  environment.
	  This routine is kept in /lib/libPW.a.
FILES
	  /etc/profile
SEE ALSO
	  profile(4), environ(5).
	  env(1), login(1) in the UNIX System V	User Reference Manual.
BUGS
	  The return values point to static data whose content is
	  overwritten by each call.
	  This method of determining a login name is subject to
	  forgery.