got this code (to display the user name) from this forum, but iam not able to undertand few terms in this can any any one helpme in this.
That' s what happens when using posted code...
the rexx is chasing some mvs control blocks,
the comment on the right is the name of the field used ,
also IBM tries, sometimes without success, to use in its naming
some kind of wart to identify the control block to whom the field belongs..
look at the following control block for explanation