Document configure's --with-maxbackends switch.

Fix a few small typos.

doc/src/sgml/config.sgml

@@ -39,21 +39,23 @@ Features and packages:
   --enable-recode         enable cyrillic recode support
   --with-mb=<replaceable>encoding</replaceable>    enable multi-byte support
   --with-pgport=<replaceable>portnum</replaceable> change default startup port
-  --with-tcl              use tcl
+  --with-maxbackends=<replaceable>n</replaceable>  set default maximum number of server processes 
+  --with-tcl              build Tcl interfaces and pgtclsh
   --with-tclconfig=<replaceable>tcldir</replaceable> tclConfig.sh and tkConfig.sh are in DIR
-  --with-perl             use perl
+  --with-perl             build Perl interface
   --with-odbc             build ODBC driver package
   --with-odbcinst=<replaceable>odbcdir</replaceable> change default directory for odbcinst.ini
   --enable-cassert        enable assertion checks (debugging)
   --with-CC=<replaceable>compiler</replaceable>      use specific C compiler
   --with-CXX=<replaceable>compiler</replaceable>     use specific C++ compiler
+  --without-CXX           prevent building C++ code 
    </programlisting>
   </para>
   <para>
    Some systems may have trouble building a specific feature of
    <productname>Postgres</productname>. For example, systems with a damaged
-   C++ compiler may need to specify <option>--without-CXX</option> to encourage
+   C++ compiler may need to specify <option>--without-CXX</option> to instruct
-   the build procedure to ignore the <filename>libpq++</filename> construction.
+   the build procedure to skip construction of <filename>libpq++</filename>.
   </para>
  </sect1>
  <sect1>
@@ -64,7 +66,7 @@ Features and packages:
    stage of <productname>Postgres</productname> installation.
   </para>
   <para>
-   In most cases, these parameters should be place in a file,
+   In most cases, these parameters should be placed in a file,
    <filename>Makefile.custom</filename>, intended just for that purpose.
    The default distribution does not contain this optional file, so you
    will create it using a text editor of your choice. When upgrading installations,
@@ -348,7 +350,7 @@ PSTYLE= /home/tgl/SGML/db118.d/docbook/print
    <Title>What are the Drawbacks?</Title>
    
    <Para>
-    There is one evident drawback of using locale - it's speed! 
+    There is one evident drawback of using locale - its speed! 
     So, use locale only if you really need it. 
    </para>
   </sect2>

doc/src/sgml/install.sgml

@@ -310,7 +310,7 @@ $ ls -l db.out
      your backup.  If necessary, bring down postmaster, edit the permissions
      in file <filename>/usr/local/pgsql/data/pg_hba.conf</filename>
  to allow only you on, then
-     bring <application>postmaste</application>r back up.
+     bring <application>postmaster</application> back up.
 </Para>
 </caution>
 
@@ -380,7 +380,7 @@ $ exit
 <Step Performance="required" id="newdirs">
 <Para>
   Make new source and install directories.  The actual paths can be
-     different for your installation but you must be consistant throughout this procedure.
+     different for your installation but you must be consistent throughout this procedure.
 </para>
 <note>
 <para>
@@ -711,7 +711,7 @@ pg_id: can't load library 'libpq.so'
      </step>
      <Step Performance="required">
       <para>
-       Several regression tests could failed if the user's locale collation
+       Several regression tests could fail if the user's locale collation
        scheme is different from that of standard C locale.
       </para>
       <para>