19/08/21 21:46:11.50 CEaWdSia.net
>>301
その
URLﾘﾝｸ(support.apple.com)
How to test your shell scripts
If you change /var/select/sh to a shell other than bash, be aware that scripts that make use of bashisms may not work properly.
からはbashっぽいかなあ。変わった直後でもあるmacOS10.15では