Help for USERNAME

 Program Description

 This procedure returns the current user name.

 Calling Sequence:

           TAE> local  userid  type=(string,12)

           TAE> username  userid
           TAE> disp userid

 Written By:            Glenn Dimit  (Nov. 15, 1984)
 Cognizant Programmer:  Glenn Dimit  (Nov. 15, 1984)
 Revisions:
 Made portable for UNIX ... V. Unruh ... (CRI) (Jan.  2, 1995)

PARAMETERS: