bsd man page for dev_mkdb

DEV_MKDB(8)						      System Manager's Manual						       DEV_MKDB(8)

NAME
       dev_mkdb - create /dev database

SYNOPSIS
       dev_mkdb

DESCRIPTION
       The  dev_mkdb  command creates a dbm(3) hash access method database in /var/run/dev.db which contains the names of all of the character and
       block special files in the /dev 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 zero'd out.  The former is the type of the file  (st_mode  &
       S_IFMT), the latter is the st_rdev field.

FILES
       /dev		   Device directory.

       /var/run/dev.db	   Database file.

SEE ALSO
       ps(1), stat(2), dbm(3), devname(3), ttyname(3)

HISTORY
       The dev_mkdb command appeared in 4.4BSD.

4th Berkeley Distribution					 February 3, 1995						       DEV_MKDB(8)