v4.0/src/DOS/MSSW.ASM

   1 ;       SCCSID = @(#)ibmsw.asm  1.1 85/04/10
   2
   3 include version.inc
   4
   5 IBM             EQU     ibmver
   6 WANG            EQU     FALSE
   7
   8 ; Set this switch to cause DOS to move itself to the end of memory
   9 HIGHMEM EQU     FALSE
  10
  11 ; Turn on switch below to allow testing disk code with DEBUG. It sets
  12 ; up a different stack for disk I/O (functions > 11) than that used for
  13 ; character I/O which effectively makes the DOS re-entrant.
  14
  15         IF      IBM
  16 ESCCH   EQU     0                       ; character to begin escape seq.
  17 CANCEL  EQU     27                      ;Cancel with escape
  18 TOGLPRN EQU     TRUE                    ;One key toggles printer echo
  19 ZEROEXT EQU     TRUE
  20         ELSE
  21 ESCCH   EQU     1BH
  22 CANCEL  EQU     "X"-"@"                 ;Cancel with Ctrl-X
  23 TOGLPRN EQU     FALSE                   ;Separate keys for printer echo on
  24                                         ;and off
  25 ZEROEXT EQU     TRUE
  26         ENDIF
  27 \1a