Comment Comment by chasil The POSIX standard does not appear to support -r lowercase (so don't use it!):https://pubs.opengroup.org/onlinepubs/9799919799/utilities/c...https://pubs.opengroup.org/onlinepubs/9799919799/utilities/Edit: adjusted to the latest version of the standard. parent chasil 28 days ago
https://pubs.opengroup.org/onlinepubs/9799919799/utilities/c...
https://pubs.opengroup.org/onlinepubs/9799919799/utilities/
Edit: adjusted to the latest version of the standard.