Installation guide

Table 7–1: Contents of the Tru64 UNIX Directories (cont.)
Directory Description
sbin/
Commands essential to boot the system. These
commands do not depend on shared libraries or
the loader and can have other versions in
/usr/bin or /usr/sbin.
init.d
System initialization files.
rc0.d
The rc files executed for system-state 0
(single-user state).
rc2.d
The rc files executed for system-state 2
(nonnetworked multiuser state).
rc3.d
The rc files executed for system-state 3
(networked multiuser state).
subsys
Loadable kernel modules required in single-user
mode.
lost+found
Files recovered by fsck.
usr/
Most user utilities and applications. Most of the
commands in /usr/bin, /usr/sbin, and
/usr/lbin have been built with the shared
version of libc and will not work unless /usr is
mounted.
.smdb.
Installation control files used by setld.
bin
Common utilities and applications.
ccs
C compilation system; tools and libraries used to
generate C programs.
examples
Source code for example programs.
opt
Optional application packages such as layered
products.
include/
Program header (include) files; not all
subdirectories are listed here.
X11
X11 include files.
mach
Mach-specific C include files.
machine
Machine-specific C include files.
net
Miscellaneous network C include files.
netinet
C include files for Internet standard protocols.
nfs
C include files for NFS.
protocols
C include files for Berkeley service protocols.
7–10 Administering the UNIX File System