How to correct this error

Question

#include <windows.h>
#include "helper.h"

void OnPaint(HWND);
void OnDestroy(HWND);

int__stdcall WinMain ( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR IpszCmdline, int nCmdShow)
{
MSG m:
InitInstance( hInstance, nCmdShow, "Text");
while( GetMesssage( &m, NULL,0,0))
DispatchMessage(&m);
return 0;
}
LRESULT CALLBACK WndProc ( HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch(message)
{
case WM_DESTROY:
OnDestroy(hWnd);
break;
case WM_PAINT:
OnPAINT(hWnd);
break;
default:
return DefWindowProc(hWnd, message, wparam, IParam);

}
return 0;
}
void OnDestroy ( HWND hWnd)
{
PostQuitMessage(0);
}
void OnPaint( HWND hWnd)
{
HDC hdc;
PAINTSTRUCT ps;
HFONT hfont;
LOGFONT f={0};
HGDIOBJ holdfont;
char*font[]={"Arial","Times New Roman","Comic Sans MS"};
int i;
hdc=BeginPaint( hWnd,&ps);
for(i=0;i<3;i++)
{
strcpy(f.IfFaceName,fonts[i]);
f.IfHeight=SelectObject(hdc,hfont);

SetTextColor(hdc,10,70*i,"HELLO WINDOWS",13);

SelectObject(hdc,holdfont);
DeleteObject(hfont);
}
EndPaint(hWnd,&ps);
}

Answer 1

don’t use the underscores _