On Thu, Jun 25, 2009 at 00:18, Martin Gregorie<martin@xxxxxxxxxxxx> wrote: > Minor point: I think all unices have the Bourn Shell but not all have > ksh, csh or bash, so the #!/bin/sh line is probably a good idea. > All SUS-complaint unixes have a /bin/sh. Which might be a Bourne shell (e.g. Solaris), POSIX shell (HP-UX), link to ash / dash / bash (Various Linux / BSD version).... It ussualy run Bourne-scripts, but might support various extensions which may not work in other shells.