build-sys: invert flag for sulogin emergency mount

This should be disabled by default.

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
mount: document options for debugfs

Since 3.4, debugfs allows uid, gid, and mode options.

Signed-off-by: Dave Reisner <dreisner@archlinux.org>
libblkid: add missing promise raid metadata locations

There are some additional locations where dmraid can find
and use pdc raid metadata that libblkid was not checking.
mkfs.minix: fix compiler warning [-Wformat]

Signed-off-by: Karel Zak <kzak@redhat.com>