intdos.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 26 行

#include <dos.h>

#define DISPLAY_OUTPUT  2

void main()
  {
    union REGS  in_regs, out_regs;
    int         rc;

    in_regs.h.ah = DISPLAY_OUTPUT;
    in_regs.h.al = 0;

    in_regs.w.dx = 'I';
    rc = intdos( &in_regs, &out_regs );
    in_regs.w.dx = 'N';
    rc = intdos( &in_regs, &out_regs );
    in_regs.w.dx = 'T';
    rc = intdos( &in_regs, &out_regs );
    in_regs.w.dx = 'D';
    rc = intdos( &in_regs, &out_regs );
    in_regs.w.dx = 'O';
    rc = intdos( &in_regs, &out_regs );
    in_regs.w.dx = 'S';
    rc = intdos( &in_regs, &out_regs );
  }