Ralf Wildenhues wrote:
because, for example, OpenBSD uses a modified pdksh as /bin/sh, and one of the modifications consists of not setting KSH_VERSION any more. :-/ I am at a loss as how to detect this cleanly, suggestions welcome.
if test "X${RANDOM}" != "X${RANDOM}" -a "X${BASH_VERSION+set}" = "Xset"
then echo this is ksh
fi
