1.18.1-mdstart.diff:
This adds a 'mdstart' command to busybox, which is used for the activation of
individual mdraid arrays. It originated with 1.1.3+gentoo or earlier.
Patch ported from 1.7.4 to 1.18.1 by Denis Kaganovich.

1.18.1-openvt.diff:
It is unknown what problem this patch fixes. It may no longer be needed.
Patch ported from 1.7.4 to 1.18.1 by Denis Kaganovich.

busybox-1.7.4-signal-hack.patch:
It is unknown what this patch does. It may no longer be needed.