pub unsafe extern "C" fn GetClassInfoExA(
hInstance: HINSTANCE,
lpszClass: LPCSTR,
lpwcx: LPWNDCLASSEXA,
) -> BOOL
pub unsafe extern "C" fn GetClassInfoExA(
hInstance: HINSTANCE,
lpszClass: LPCSTR,
lpwcx: LPWNDCLASSEXA,
) -> BOOL