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- /*
- ** Set or determine the status of the DOS "SET BREAK=" command
- */
-
- #include <dos.h>
-
- #define BOOL(x) (!(!(x)))
-
- /*
- ** Returns status of DOS "SET BREAK" command
- */
-
- int isBreakOn(void)
- {
- union REGS regs;
-
- regs.x.ax = 0x3300;
- intdos(®s, ®s);
- return (int)regs.h.dl;
- }
-
- void setBreak(int OnOff) /* Off = 0, On = 1 */
- {
- union REGS regs;
-
- regs.x.ax = 0x3301;
- regs.h.dl = OnOff;
- intdos(®s, ®s);
- }
-