Change Details

various tweaks for openzfs zstd booting stuff.

Tweak systm.h to work in a standalone env Most of the heavy lifting is done by limiting most of this file to only the kernel, since that's the only thing that actually uses those bits.

various tweaks for openzfs zstd booting stuffTweak systm.h to work in a standalone env Most of the heavy lifting is done by limiting most of this file to only the kernel, since that's the only thing that actually uses those bits.