NOTE ANY CHANGES YOU MAKE TO THE BOOTBLOCKS HERE. The format of this
file is important - make sure the entries are appended on end, last item
is taken as the current.
1.0: Initial 2 stage pmax bootblocks
1.1: Add default kernel names to search for if none are
specified.
1.2: Remodelled on Alpha bootblocks - cdfs and lsf support
added.
1.3: Add support for booting off RAIDframe RAID1 mirrors.
1.4: loadfile() update: ELF symbols no longer need backward seeks.
1.5: loadfile() update to avoid backwards seeks for ELF Program Headers.