It cannot be resolved with some copy and paste. Take "ps", for example. The BSD "ps" program is fundamentally different to the Linux "ps" program. It's also,

It cannot be resolved with some copy and paste. Take "ps", for example. The BSD "ps" program is fundamentally different to the Linux "ps" program. It's also, quite importantly, different to what the Linux "ps" manual erroneously claims the BSD "ps" to be. * https://manpages.debian.org/testing/procps/ps.1.en.html https://manpages.debian.org/testing/procps/ps.1.en.html * http://man.openbsd.org/ps http://man.openbsd.org/ps * http://netbsd.gw.com/cgi-bin/man-cgi?ps http://netbsd.gw.com/cgi-bin/man-cgi?ps * https://freebsd.org/cgi/man.cgi?query=ps https://freebsd.org/cgi/man.cgi?query=ps * https://unix.stackexchange.com/a/511530/5132 https://unix.stackexchange.com/a/511530/5132