Something

--- /home/karasz/opensde/trunk/misc/tail/install_postinstall.in (revision 20516)
+++ /home/karasz/opensde/trunk/misc/tail/install_postinstall.in (working copy)
@@ -18,6 +18,7 @@

 auto_install_postinstall() {
        local pitpl= pidir=$root/var/adm/postinstall
+       set -x
        for pitpl in $( cd $confdir; ls -1 *.postinstall 2> /dev/null ); do
                echo "Installing ${pitpl%.postinstall} postinstall script..."
                eval "cat $confdir/$pitpl | \
@@ -25,6 +26,7 @@
                        > $pidir/${pitpl%.postinstall}"
                chmod +x $pidir/${pitpl%.postinstall}
        done
+       set +x
 }

 hook_add postinstall 4 'auto_install_postinstall'