pub unsafe extern "system" fn CredUIPromptForWindowsCredentialsW( pUiInfo: PCREDUI_INFOW, dwAuthError: DWORD, pulAuthPackage: *mut ULONG, pvInAuthBuffer: LPCVOID, ulInAuthBufferSize: ULONG, ppvOutAuthBuffer: *mut LPVOID, pulOutAuthBufferSize: *mut ULONG, pfSave: *mut BOOL, dwFlags: DWORD) -> DWORD