"Stephen Hoffman" wrote in message news:nagd8e$p56$1 at dont-email.me... On 2016-02-23 00:02:10 +0000, Lee Gleason said: >>It's located via CTL$GL_STACK+4 (that's an array of pointers to the >>four stacks), and the exec stack is sixteen pages. Thanks! -- Lee K. Gleason N5ZMR Control-G Consultants lee.gleason at comcast.net