Please consider writing your scripts in POSIX sh instead of bash. The spec is here, it's pretty easy to understand and use: https://pubs.opengroup.org/onlinepu

Please consider writing your scripts in POSIX sh instead of bash. The spec is here, it's pretty easy to understand and use: https://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html https://pubs.opengroup.org/onlinepubs/9699919799/utilities/V... Most of your scripts are probably already 90% POSIX compatible and could bridge the gap with minor modifications.