Function winapi::um::winnls::EnumLanguageGroupLocalesW

pub unsafe extern "system" fn EnumLanguageGroupLocalesW(
    lpLangGroupLocaleEnumProc: LANGGROUPLOCALE_ENUMPROCW, 
    LanguageGroup: LGRPID, 
    dwFlags: DWORD, 
    lParam: LONG_PTR
) -> BOOL