ltsp-update-kernels --version (return code: 0)
ltsp-update-kernels --help (return code: 0)
Usage: /usr/sbin/ltsp-update-kernels [OPTION] [CHROOT...] Copies the boot/ directory from LTSP chroots to the TFTP directories in order to make them available to PXE clients. Copying kernels from inside NBD images is also supported. CHROOT can be a fullpath or a subdirectory of the base directory, and if it's unset, all available chroots are processed. Options: -b, --base[=PATH] The LTSP base directory. Defaults to /opt/ltsp if unspecified. -h, --help Displays the ltsp-update-kernels help message. --version Output version information and exit.