REV(1) REV(1) rev - rev [] [...] rev , . , . - . . -0, --zero . ,,\0" . -h, --help . -V, --version . tac(1) , ,,https://github.com/util-linux/util-linux/issues[issue tracker]". rev ,,util-linux" . util-linux 2.42.3 2026-09-02 REV(1)