-ISO_TARGET="$TARGET/grml_isos"
-
-# Which Debian suite to you want to use? Unless it's set it defaults to "etch"
-# Supported values are: stable, testing, unstable, etch, lenny, sid
+ISO_OUTPUT="$OUTPUT/grml_isos"
+
+# Do you want to zero / clean up the logfile on each grml-live execution?
+# Especially useful if you are using an autobuild setup where you want
+# store /var/log/grml-live.log after each invocation of grml-live.
+# Default: unset (so do not zero the logfile)
+#ZERO_LOGFILE='1'
+
+# Do you want to zero / clean up / remove the previous logfiles of FAI
+# before executing grml-live? Otherwise keep all the logfiles inside
+# /var/log/fai/$HOSTNAME/...
+# Default: unset (so do not remove the logfile(s))
+#ZERO_FAI_LOGFILE='1'
+
+# Which Debian suite to you want to use? Unless it is set it defaults to "etch"
+# Supported values are: etch, lenny, sid