I -- and John I am sure -- remember when it came along. A radical concept. A "time sharing option" for OS/360. Ooh. Not sure about this. And it gave new meaning to the word slow.
Still does not answer the "IKJ" question. Charles -----Original Message----- From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf Of John Gilmore Sent: Monday, December 09, 2013 2:34 PM To: [email protected] Subject: Re: Curiosity: TCB mapping macro name - why IKJTCB? TSO was not an original element of [any early flavor of] OS for the System/360. Its IKJ prefix came a lot later. TSO was initially a literal, dispensable option; it was not integrated into the operating system as it now is. John Gilmore, Ashland, MA 01721 - USA ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
