报错提示error C2065: 'settextstyle' : undeclared identifier
#include<graphics.h>
#include<stdlib.h>
#include<math.h>
#include<conio.h>
#include<stdio.h>
int main()
{
initgraph(640,480);//设置背景
setbkcolor(RGB(254,214,0));
cleardevice();
settextstyle(5,5,"楷体");//用于设置字体
outtextxy(200,200,"1");
while(1)
{
}
return 0;
}