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- /* This is file GETCBRK.C */
- /*
- ** Copyright (C) 1993 DJ Delorie, 24 Kirsten Ave, Rochester NH 03867-2954
- **
- ** This file is distributed under the terms listed in the document
- ** "copying.dj", available from DJ Delorie at the address above.
- ** A copy of "copying.dj" should accompany this file; if not, a copy
- ** should be available from where this file was obtained. This file
- ** may not be distributed without a verbatim copy of "copying.dj".
- **
- ** This file is distributed WITHOUT ANY WARRANTY; without even the implied
- ** warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- */
-
- #include <dos.h>
- #include <errno.h>
-
- int getcbrk()
- {
- union REGS r;
- r.h.ah = 0x33;
- r.h.al = 0;
- int86(0x21, &r, &r);
- return r.h.dl;
- }
-
- int setcbrk(int v)
- {
- union REGS r;
- r.h.ah = 0x33;
- r.h.al = 1;
- r.h.dl = v;
- int86(0x21, &r, &r);
- return v;
- }
-