Setting the Cursor Size

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

void main(void)
{
 int x,y;
 union REGS regs;
 clrscr();
 printf("Enter the starting line of the cursor(0-4) - ");
 scanf("%d",&x);
 printf("Enter the ending line of the cursor - ");
 scanf("%d",&y);
 gotoxy(40,12);
 regs.h.ah = 1;
 regs.h.ch = x;
 regs.h.cl = y;
 int86(0x10,&regs,&regs);
 getch();
}