The text should blink in red color but its not blinking
#include<stdio.h>
#include<conio.h>
#include<graphics.h>
#include<dos.h>
void main(void)
{
int driver=DETECT,mode,mx,my,x1,y1,x2,y2;
initgraph(&driver,&mode,"C:\\tc\\bgi");
cleardevice();
mx=getmaxx();
my=getmaxy();
settextstyle(0,HORIZ_DIR,6);
setcolor(RED+BLINK);
outtextxy(mx/2,my/2,"FAHAD");
getch();
closegraph();
}