> As I mentioned back in 2009 (what? you don't remember?), CMS still > supports the "Alternate VSAM Emulator" added in 1985. It was specifically > invented to enable Something Else to get control when VSAM macros were > used. SQL/DS exploited it back in the day, if memory serves, but I don't > know if DB2/VM supports it. (Maybe we added it for the short-lived > CICS/VM?)
Oh, *I* remember. I just find it annoying that no one at IBM seems to remember (other than you), and the lack of a major prereq seems to be a convenient excuse for more and more IBM CMS-based products to go quietly into that good night, never to be seen again.
