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

int main(void)
{
   /* request auto detection */
   int gdriver = DETECT, gmode, errorcode;

   /* initialize graphics mode */
   initgraph(&gdriver, &gmode, "\\bc\\bgi");

   /* read result of initialization */
   errorcode = graphresult();

   if (errorcode != grOk)  /* an error occurred */
   {
      printf("Graphics error: %s\n", grapherrormsg(errorcode));
      printf("Press any key to halt:");
      getch();
      exit(1);             /* return with error code */
   }

   /* draw a line */
   setcolor(EGA_YELLOW);
   line(0, 0, 50, 50);
   setcolor(EGA_RED);
   circle(320,200,50);


   /* clean up */
   while(! kbhit());

   closegraph();
   return 0;
}
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