[syslinux] sys/extlinux booting of kernel on different partition (two linux installs)

[james harvey]

> No Syslinux variant can load items outside the current file system
> space, yet.  SYSLINUX can't load anything outside its current block
> file system.  ISOLINUX can't load anything outside its current ISO
> image.  PXELINUX can only load network files.  Similar rules apply for
> Syslinux EFI based on where it was loaded from.  There's a patchset
> that will be put into a new branch shortly to extend this.
. . .
> multifs syntax was discussed recently.  (hdX,Y)/path/to/file

Thanks for your detailed reply.  These two statements confuse me.  Is
multifs syntax just for the future, when a Syslinux variant can load
items outside the current file system?  Otherwise, these two
statements seem to conflict to me.