int86x.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 17 行

#include <stdio.h>
#include <i86.h>

/* get current mouse interrupt handler address */

void main()
  {
    union REGS r;
    struct SREGS s;

    r.h.ah = 0x35;  /* DOS get vector */
    r.h.al = 0x33;  /* interrupt vector 0x33 */
    int86x( 0x21, &r, &r, &s );
    printf( "mouse handler address=%4.4x:%4.4x\n",
            s.es, r.w.bx );
  }