Search for labels on all slices whenever any minor for a drive is opened. If DEVFS is configured, create devfs devices for previously invisible partitions on the slices.
Search for labels on all slices whenever any minor for a drive is opened.
If DEVFS is configured, create devfs devices for previously invisible
partitions on the slices.

Fixed an old aliasing bug which caused E=17 errors from DEVFS for
DIOCSDINFO when there were no real slices.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase