Revert "Additional SYSV init script fixes."

This reverts commit 036391c980c1e6504352b770eb385806a951b1cb.

Because #3509 came just after this commit was accepted and is related
to the original problem the commit was supposed to fix, we need to
solve the problem in another way.

Signed-off-by: Turbo Fredriksson <turbo@bayour.com>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>