C语言easyX无法解析的外部命令

Question

如图。在使用easyX的过程中遇到困难，看不懂是哪个函数在报错。
删掉pch.h不可行，但是这两个error就会消失
用的C语言，环境是VS2022

#include"pch.h"
#undef UNICODE
#undef _UNICODE
#define _CRT_SECURE_NO_WARNINGS 1
#include<graphics.h>
#include<Windows.h>
#include<stdio.h>
#include<time.h>
#pragma warning(disable : 4996) 
#define ROW 10
#define COL 10
#define MINE 10
#define PIC_SIZE 40
int map[ROW + 2][COL + 2];
int i, j, flag;
IMAGE img[12];
void open(int r, int c);
void game();
#if _MSC_VER>=1900
#include "stdio.h"
_ACRTIMP_ALT FILE* __cdecl __acrt_iob_func(unsigned);
#ifdef __cplusplus
extern "C"
#endif
FILE * __cdecl __iob_func(unsigned i) {
    return __acrt_iob_func(i);
}
#endif /* _MSC_VER>=1900 */
void gameinit()
{
    flag = 0;
    srand((unsigned)time(NULL));
    for (i = 1; i <= ROW; i++)
    {
        for (j = 1; j <= COL; j++)
        {
            map[i][j] = 0;
        }
    }
    for (i = 0; i < MINE; )
    {
        int r = rand() % ROW + 1;
        int c = rand() % COL + 1;
        if (map[r][c] == 0)
        {
            map[r][c] = -1;
            i++;
        }
    }
    for (i = 1; i <= ROW; i++)
    {
        for (j = 1; j <= COL; j++)
        {
            if (map[i][j] == -1)
            {
                for (int m = i - 1; m <= i + 1; m++)
                {
                    for (int n = j - 1; n <= j + 1; n++)
                    {
                        if (map[m][n] != -1)
                        {
                            map[m][n]++;
                        }
                    }
                }
            }
        }
    }
    for (int i = 1; i <= ROW; i++)
    {
        for (int j = 1; j <= COL; j++)
        {
            map[i][j] += 20;
        }
    }
    char tmp[20] = { 0 };
    for (i = 0; i < 12; i++)
    {
        sprintf(tmp,"./image/%d.jpg", i);
        loadimage(&img[i], tmp, PIC_SIZE, PIC_SIZE);
    }
}
void gamedraw()
{
    for (i = 1; i <= ROW; i++)
    {
        for (j = 1; j <= COL; j++)
        {
            if (map[i][j] == -1)
            {
                putimage((j - 1) * PIC_SIZE, (i - 1) * PIC_SIZE, &img[9]);
            }
            else if (map[i][j] >= 0 && map[i][j] <= 8)
            {
                putimage((j - 1) * PIC_SIZE, (i - 1) * PIC_SIZE, &img[map[i][j]]);
            }
            else if (map[i][j] >= 19 && map[i][j] <= 28)
            {
                putimage((j - 1) * PIC_SIZE, (i - 1) * PIC_SIZE, &img[10]);
            }
            else if (map[i][j] > 30)
            {
                putimage((j - 1) * PIC_SIZE, (i - 1) * PIC_SIZE, &img[11]);
            }
        }
    }
}


int mouse()
{
    if (MouseHit())
    {
        MOUSEMSG msg = GetMouseMsg();
        int r = msg.y / PIC_SIZE + 1;
        int c = msg.x / PIC_SIZE + 1;
        switch (msg.uMsg)
        {
        case WM_LBUTTONDOWN:
            if (map[r][c] > 8 && map[r][c] < 29)
            {
                map[r][c] -= 20;
                flag++;
                open(r, c);
            }
            break;
        case WM_RBUTTONDOWN:
            if (map[r][c] > 8 && map[r][c] < 29)
            {
                map[r][c] += 20;
            }
            else if (map[r][c] > 30)
            {
                map[r][c] -= 20;
            }
            break;
        }
        return map[r][c];
    }
}



void open(int r, int c)
{
    if (map[r][c] == 0)
    {
        for (int m = r - 1; m <= r + 1; m++)
        {
            for (int n = c - 1; n <= c + 1; n++)
            {
                if (map[m][n] != 19 && map[m][n] > 8)
                {
                    map[m][n] -= 20;
                    flag++;
                    open(m, n);
                }
            }
        }
    }
}
void judge()
{
    gamedraw();
    if (mouse() == -1)
    {
        gamedraw();//放置图片
        int isok = MessageBox(GetHWnd(), "You lose! Do you want to play again?", "notice", MB_OKCANCEL);
        if (isok == IDOK)
        {
            game();
        }
        else
        {
            exit(666);
        }
    }
    if (flag == ROW * COL - MINE)
    {
        gamedraw();//放置图片
        int isok = MessageBox(GetHWnd(), "You win! Do you want to play again?", "notice", MB_OKCANCEL);
        if (isok == IDOK)
        {
            game();
        }
        else
        {
            exit(666);
        }
    }

}

void game()
{
    gameinit();
    while (1)
    {
        judge();
    }
}
int main()
{
    initgraph(ROW * PIC_SIZE, COL * PIC_SIZE, NULL);
    game();
    closegraph();
    return 0;
}

Answer 1

链接库加上 shell32.lib

你的报错是找不到 ExtractIconA，在msdn上搜索这个函数名，可以知道它在 shell32.dll 里，所以加上 shell32.lib