C语言中int86()函数的用法?

Question

C语言中int86()函数的用法

Answer 1

函数名: int86功 能: 通用8086软中断接口用 法: int int86(int intr_num, union REGS *inregs, union REGS *outregs);程序例:#include <stdio.h>#include <conio.h>#include <dos.h>#define VIDEO 0x10void movetoxy(int x, int y){union REGS regs;regs.h.ah = 2; /* set cursor postion */regs.h.dh = y;regs.h.dl = x;regs.h.bh = 0; /* video page 0 */int86(VIDEO, ®s, ®s);}int main(void){clrscr();movetoxy(35, 10);printf("Hello/n");return 0;}