create /dev database
command creates a
access method Berkeley
database in “/var/run/dev.db
contains the names of all of the character and block special files in the
” directory, using the file type
and the st_rdev
field as the key.
Keys are a structure containing a mode_t followed by a dev_t, with
any padding zeroed out. The former is the type of the file (st_mode &
S_IFMT), the latter is the st_rdev field.
- device directory
- database file
dev_mkdb command appeared in