HelpPC 2.10 Quick Reference Utility Copyright 1991 David Jurgens

                  INT 21,55 - Create New PSP  (Undocumented)

       AH = 55h
       DX = New PSP segment address
       SI = memory size value to place in PSP offset 02h (DOS 3+)

       returns nothing

       - the following should be observed when using this function

         o  Allocate memory for the PSP and program code  (INT 21,48)
         o  Duplicate the PSP   (INT 21,55)
         o  Load program code into allocated segment above the new PSP
         o  Save Current PSP
         o  Set PSP to the PSP just created  (INT 21,50)
         o  Jump to start of code if .COM otherwise handle relocation,
            setup stack and registers

       - similar to INT 21,26 except the PSP is setup by DOS
       - increments reference count in SFT for all inherited files
       - files flagged as not inheritable are marked as closed in the
         new PSP
       - invoked by INT 21,4B

       - see   UNDOC   INT 21,4B   INT 21,26

Esc or Alt-X to exit int 21,55 Home/PgUp/PgDn/End ←↑↓→
Converted to HTML in 2006 by Timo Bingmann