-Usage: $PN [-a <architecture>] [-c <classe[s]>] [-g <grml_name>] \\
- [-i <iso_name> ] [-o <output_directory>] [-s <suite>] \\
- [-t <template_directory>] [-s <suite>] \\
- [-v <version_number>] [-bFVhu]
+Usage: $PN [options, see as follows]
+
+ -a <architecture> architecture; available values: i386 and amd64
+ -b build the ISO without updating the chroot via FAI
+ -c <classe[s]> classes to be used for building the ISO via FAI
+ -C <configfile> configuration file for grml-live
+ -F force execution without prompting
+ -g <grml_name>] set the grml flavour name
+ -h display short usage information and exit
+ -i <iso_name> name of ISO
+ -o <output_directory> main output directory of the build process
+ -r release name
+ -s <suite> Debian suite; values: etch, lenny, sid
+ -t <template_directory> place of the templates
+ -u update existing chroot instead of rebuilding it from scratch
+ -v <version_number> specify version number of the release
+ -V increase verbosity in the build process
+ -z use ZLIB instead of LZMA compression