pub unsafe extern "system" fn CredUICmdLinePromptForCredentialsA( pszTargetName: PCSTR, pContext: PCtxtHandle, dwAuthError: DWORD, UserName: PSTR, ulUserBufferSize: ULONG, pszPassword: PSTR, ulPasswordBufferSize: ULONG, pfSave: PBOOL, dwFlags: DWORD) -> DWORD