MOUSE POINTER USING C PROGRAM

#include<stdio.h>
#include<dos.h>
#include<conio.h>
#include<graphics.h>

void theend();

static int mask[]={/*SCREEN MASK*/
  0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
  0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,
                   0x0000,0x0000,
  /*CURSOR MASK*/
  0x0000,0x0000,0x381c,0x7c3e,0x7c3e,0x7c3e,0x7c3e,
  0x3bdc,0x07e0,0x0ff0,0x0ff0,0x0ff0,0x0ff0,0x07e0,
  0x03c0,0x0000};


void main()
{int gdriver=DETECT,gmode,buttons;
 union REGS regs;
 struct SREGS sregs;
 initgraph(&gdriver,&gmode,"");
 regs.x.ax=0;                        /*INITIALIZE MOUSE*/
 int86(0x33,®s,®s);
 setcolor(LIGHTCYAN);
 if(regs.x.ax==0)
   {outtextxy(0,0,"NO MOUSE AVAILABLE");
    getch();
    theend();
   }
 regs.x.ax=9;                       /*CHANGE CURSOR SHAPE*/
 regs.x.bx=5;
 regs.x.cx=0;
 regs.x.dx=(int)mask;
 segread(&sregs);
 sregs.es=sregs.ds;
 int86x(0x33,®s,®s,&sregs);
 regs.x.ax=1;                       /*SHOW MOUSE POINTER*/
 int86(0x33,®s,®s);
 do
   {regs.x.ax=3;
    int86(0x33,®s,®s);
    buttons=regs.x.bx & 3;
   }while(buttons!=3);
 regs.x.ax=2;                       /*HIDE MOUSE POINTER*/
 int86(0x33,®s,®s);
 theend();
}

void theend()
{
closegraph();
}