I also added skipping of rpmnew files. I understand that
you are not likely to ever generate those files for init
scripts, but it's doesn't cost much to check anyway

Since the patch isn't too long, I pasted it here:
--- rc.redhat   Thu Feb  4 11:11:00
1999
+++ rc  Thu Apr 15 00:11:33
1999
@@ -42,8 +42,9
@@
                [ ! -f $i ] &&
continue

                # Don't run [KS]??foo.{rpmsave,rpmorig}
scripts
-               [ "${1%.rpmsave}" != "${1}" ] &&
continue
-               [ "${1%.rpmorig}" != "${1}" ] &&
continue
+               [ "${i%.rpmsave}" != "${i}" ] &&
continue
+               [ "${i%.rpmorig}" != "${i}" ] &&
continue
+               [ "${i%.rpmnew}" != "${i}" ] &&
continue

                # Check if the subsystem is already
up.

subsys=${i#/etc/rc.d/rc$runlevel.d/K??}
@@ -64,8 +65,9
@@
                [ ! -f $i ] &&
continue

                # Don't run [KS]??foo.{rpmsave,rpmorig}
scripts
-               [ "${1%.rpmsave}" != "${1}" ] &&
continue
-               [ "${1%.rpmorig}" != "${1}" ] &&
continue
+               [ "${i%.rpmsave}" != "${i}" ] &&
continue
+               [ "${i%.rpmorig}" != "${i}" ] &&
continue
+               [ "${i%.rpmnew}" != "${i}" ] &&
continue

                # Check if the subsystem is already
up.
                subsys=${i#/etc/rc.d/rc$runlevel.d/S??}