Function kernel32::GetDateFormatEx

pub unsafe extern "system" fn GetDateFormatEx(
    lpLocaleName: LPCWSTR, 
    dwFlags: DWORD, 
    lpDate: *const SYSTEMTIME, 
    lpFormat: LPCWSTR, 
    lpDateStr: LPWSTR, 
    cchDate: c_int, 
    lpCalendar: LPCWSTR
) -> c_int