Bill, you missed the parantheses. In a first run I used unique output data sets. Then I thought some physical differences could be the reason for the difference, so I decided to rerun both version using the very same preallocated output data set. It must be something else.
Peter Hunkeler CREDIT SUISSE ---------------------------------------------------------------------- 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