$ ls --version ls (GNUcoreutils) 8.30 Copyright (C) 2018 Free Software Foundation, Inc. License GPLv3+: GNUGPL version 3 or later <https://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
作者 Richard M. Stallman および David MacKenzie。
$ tree --version tree v1.8.0 (c) 1996 - 2018 by Steve Baker, Thomas Moore, Francesc Rocher, Florian Sesser, Kyosuke Tokoro
57: [Unity] ASSERT: Cancelling DisplayDialog: Google Mobile Ads Error: iOSGoogle Mobile Ads app ID is empty. Please enter a valid app ID to run ads properly. 58: [Unity] Cancelling DisplayDialog: Google Mobile Ads Error: iOSGoogle Mobile Ads app ID is empty. Please enter a valid app ID to run ads properly.