215e4fe4d2
This matches the behavior of other python scripts, such as arcstat and dbufstat, which are always installed but whose install-exec-hook actions will simply touch up the shebang if a python interpreter was configured *and* that interpreter is a python2 interpreter. Fixes installation in a minimal build chroot without python available. Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Ryan Moeller <ryan@freqlabs.com> Signed-off-by: Eli Schwartz <eschwartz@archlinux.org> Closes #8851