Thanks to all who have contributed. I did think about 122, I would not have thought about BLDL/FIND, although (with hindsight) it should have been obvious...
Plowing through the trace data now. Cheers, Jantje. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html