CLASS="FILENAME"
>/dev</TT
> will
need to be manually created, <TT
CLASS="FILENAME"
>/dev</TT
> must contain a
command named <TT
CLASS="FILENAME"
>MAKEDEV</TT
>, which can create devices
as needed. It may also contain a <TT
CLASS="FILENAME"
>MAKEDEV.local</TT
>
for any local devices.</P
><P
>If required, <TT
CLASS="FILENAME"
>MAKEDEV</TT
> must have provisions
for creating any device that may be found on the system, not just
those that a particular implementation installs.</P
></DIV
></DIV
><DIV
CLASS="SECTION"
><HR><H2
CLASS="SECTION"
><A
NAME="ETCHOSTSPECIFICSYSTEMCONFIGURATION"
>/etc : Host-specific system configuration</A
></H2
><DIV
CLASS="SECTION"
><H3
CLASS="SECTION"
><A
NAME="PURPOSE6"
>Purpose</A
></H3
><P
>The <TT
CLASS="FILENAME"
>/etc</TT
> hierarchy contains configuration
files. A "configuration file" is a local file used to control the
operation of a program; it must be static and cannot be an executable
binary.
<A
NAME="AEN534"
HREF="#FTN.AEN534"
><SPAN
CLASS="footnote"
>[4]</SPAN
></A
></P
></DIV
><DIV
CLASS="SECTION"
><HR><H3
CLASS="SECTION"
><A
NAME="REQUIREMENTS3"
>Requirements</A
></H3
><P
>No binaries may be located under <TT
CLASS="FILENAME"
>/etc</TT
>.
<A
NAME="AEN540"
HREF="#FTN.AEN540"
><SPAN
CLASS="footnote"
>[5]</SPAN
></A
></P
><P
>The following directories, or symbolic links to directories are
required in <TT
CLASS="FILENAME"
>/etc</TT
>:</P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><A
NAME="AEN546"
></A
><TABLE
BORDER="0"
FRAME="void"
CLASS="CALSTABLE"
><COL><COL><THEAD
><TR
><TH
>Directory</TH
><TH
>Description</TH
></TR
></THEAD
><TBODY
><TR
><TD
>opt</TD
><TD
>Configuration for /opt</TD
></TR
><TR
><TD
>X11</TD
><TD
>Configuration for the X Window system (optional)</TD
></TR
><TR
><TD
>sgml</TD
><TD
>Configuration for SGML (optional)</TD
></TR
><TR
><TD
>xml</TD
><TD
>Configuration for XML (optional)</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><DIV
CLASS="SECTION"
><HR><H3
CLASS="SECTION"
><A
NAME="SPECIFICOPTIONS5"
>Specific Options</A
></H3
><P
>The following directories, or symbolic links to directories must
be in <TT
CLASS="FILENAME"
>/etc</TT
>, if the corresponding subsystem is
installed:</P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><A
NAME="AEN569"
></A
><TABLE
BORDER="0"
FRAME="void"
CLASS="CALSTABLE"
><COL><COL><THEAD
><TR
><TH
>Directory</TH
><TH
>Description</TH
></TR
></THEAD
><TBODY
><TR
><TD
>opt</TD
><TD
>Configuration for /opt</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
><P
>The following files, or symbolic links to files, must be in
<TT
CLASS="FILENAME"
>/etc</TT
> if the corresponding subsystem is
installed:
<A
NAME="AEN581"
HREF="#FTN.AEN581"
><SPAN
CLASS="footnote"
>[6]</SPAN
></A
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><A
NAME="AEN588"
></A
><TABLE
BORDER="0"
FRAME="void"
CLASS="CALSTABLE"
><COL><COL><THEAD
><TR
><TH
>File</TH
><TH
>Description</TH
></TR
></THEAD
><TBODY
><TR
><TD
><TT
CLASS="FILENAME"
>csh.login</TT
></TD
><TD
>Systemwide initialization file for C shell logins (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>exports</TT
></TD
><TD
>NFS filesystem access control list (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>fstab</TT
></TD
><TD
>Static information about filesystems (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>ftpusers</TT
></TD
><TD
>FTP daemon user access control list (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>gateways</TT
></TD
><TD
>File which lists gateways for routed (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>gettydefs</TT
></TD
><TD
>Speed and terminal settings used by getty (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>group</TT
></TD
><TD
>User group file (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>host.conf</TT
></TD
><TD
>Resolver configuration file (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>hosts</TT
></TD
><TD
>Static information about host names (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>hosts.allow</TT
></TD
><TD
>Host access file for TCP wrappers (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>hosts.deny</TT
></TD
><TD
>Host access file for TCP wrappers (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>hosts.equiv</TT
></TD
><TD
>List of trusted hosts for rlogin, rsh, rcp (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>hosts.lpd</TT
></TD
><TD
>List of trusted hosts for lpd (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>inetd.conf</TT
></TD
><TD
>Configuration file for inetd (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>inittab</TT
></TD
><TD
>Configuration file for init (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>issue</TT
></TD
><TD
>Pre-login message and identification file (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>ld.so.conf</TT
></TD
><TD
>List of extra directories to search for shared libraries (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>motd</TT
></TD
><TD
>Post-login message of the day file (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>mtab</TT
></TD
><TD
>Dynamic information about filesystems (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>mtools.conf</TT
></TD
><TD
>Configuration file for mtools (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>networks</TT
></TD
><TD
>Static information about network names (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>passwd</TT
></TD
><TD
>The password file (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>printcap</TT
></TD
><TD
>The lpd printer capability database (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>profile</TT
></TD
><TD
>Systemwide initialization file for sh shell logins (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>protocols</TT
></TD
><TD
>IP protocol listing (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>resolv.conf</TT
></TD
><TD
>Resolver configuration file (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>rpc</TT
></TD
><TD
>RPC protocol listing (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>securetty</TT
></TD
><TD
>TTY access control for root login (optional)</TD
></TR
><TR
><TD
><TT
CLASS="FILENAME"
>services</TT
></TD
><TD
>Port names for network services (optional)</TD