To add to what Jim Mulder wrote, the z/OS MVS Programming: Assembler Services Reference for TIMEUSED has this:
,LINKAGE=SYSTEM Indicates that the linkage is by non-branch entry. Do not specify LINKAGE with ECT=YES. You must specify LINKAGE=SYSTEM for all other unauthorized invocations. Peter Relson z/OS Core Technology Design ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
