diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index 3b7da468b7..d8c0fd3315 100644
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -10888,7 +10888,7 @@ LOG:  CleanUpLock: deleting: lock(0xb7acd844) id(24688,24696,0,0,0,1)
        <para>
         If LLVM has the required functionality, emit the data needed to allow
         <productname>perf</productname> to profile functions generated by JIT.
-        This writes out files to <filename>$HOME/.debug/jit/</filename>; the
+        This writes out files to <filename>~/.debug/jit/</filename>; the
         user is responsible for performing cleanup when desired.
         The default setting is <literal>off</literal>.
         This parameter can only be set at server start.
diff --git a/doc/src/sgml/install-windows.sgml b/doc/src/sgml/install-windows.sgml
index db53ee85a8..312edc6f7a 100644
--- a/doc/src/sgml/install-windows.sgml
+++ b/doc/src/sgml/install-windows.sgml
@@ -102,7 +102,7 @@
  <para>
   The tools for building using <productname>Visual C++</productname> or
   <productname>Platform SDK</productname> are in the
-  <filename>src/tools/msvc</filename> directory. When building, make sure
+  <filename>src\tools\msvc</filename> directory. When building, make sure
   there are no tools from <productname>MinGW</productname> or
   <productname>Cygwin</productname> present in your system PATH. Also, make
   sure you have all the required Visual C++ tools available in the PATH. In
diff --git a/doc/src/sgml/libpq.sgml b/doc/src/sgml/libpq.sgml
index 875950b83c..2fc638c376 100644
--- a/doc/src/sgml/libpq.sgml
+++ b/doc/src/sgml/libpq.sgml
@@ -3829,8 +3829,9 @@ Oid PQftype(const PGresult *res,
        You can query the system table <literal>pg_type</literal> to
        obtain the names and properties of the various data types. The
        <acronym>OID</acronym>s of the built-in data types are defined
-       in the file <filename>include/server/catalog/pg_type_d.h</filename>
-       in the install directory.
+       in the file <filename>catalog/pg_type_d.h</filename>
+       in the <productname>PostgreSQL</productname>
+       installation's <filename>include</filename> directory.
       </para>
      </listitem>
     </varlistentry>
@@ -8091,26 +8092,30 @@ myEventProc(PGEventId evtId, void *evtInfo, void *passThrough)
   <para>
    The connection service file allows libpq connection parameters to be
    associated with a single service name. That service name can then be
-   specified by a libpq connection, and the associated settings will be
+   specified in a libpq connection string, and the associated settings will be
    used. This allows connection parameters to be modified without requiring
-   a recompile of the libpq application. The service name can also be
+   a recompile of the libpq-using application. The service name can also be
    specified using the <envar>PGSERVICE</envar> environment variable.
   </para>
 
   <para>
-   The connection service file can be a per-user service file
-   at <filename>~/.pg_service.conf</filename> or the location
-   specified by the environment variable <envar>PGSERVICEFILE</envar>,
-   or it can be a system-wide file
-   at <filename>`pg_config --sysconfdir`/pg_service.conf</filename> or in the directory
-   specified by the environment variable
-   <envar>PGSYSCONFDIR</envar>.  If service definitions with the same
-   name exist in the user and the system file, the user file takes
-   precedence.
+   Service names can be defined in either a per-user service file or a
+   system-wide file.  If the same service name exists in both the user
+   and the system file, the user file takes precedence.
+   By default, the per-user service file is located
+   at <filename>~/.pg_service.conf</filename>; this can be overridden by
+   setting the environment variable <envar>PGSERVICEFILE</envar>.
+   The system-wide file is named <filename>pg_service.conf</filename>.
+   By default it is sought in the <filename>etc</filename> directory
+   of the <productname>PostgreSQL</productname> installation
+   (use <literal>pg_config --sysconfdir</literal> to identify this
+   directory precisely).  Another directory, but not a different file
+   name, can be specified by setting the environment variable
+   <envar>PGSYSCONFDIR</envar>.
   </para>
 
   <para>
-   The file uses an <quote>INI file</quote> format where the section
+   Either service file uses an <quote>INI file</quote> format where the section
    name is the service name and the parameters are connection
    parameters; see <xref linkend="libpq-paramkeywords"/> for a list.  For
    example:
@@ -8121,9 +8126,22 @@ host=somehost
 port=5433
 user=admin
 </programlisting>
-   An example file is provided at
+   An example file is provided in
+   the <productname>PostgreSQL</productname> installation at
    <filename>share/pg_service.conf.sample</filename>.
   </para>
+
+  <para>
+   Connection parameters obtained from a service file are combined with
+   parameters obtained from other sources.  A service file setting
+   overrides the corresponding environment variable, and in turn can be
+   overridden by a value given directly in the connection string.
+   For example, using the above service file, a connection string
+   <literal>service=mydb port=5434</literal> will use
+   host <literal>somehost</literal>, port <literal>5434</literal>,
+   user <literal>admin</literal>, and other parameters as set by
+   environment variables or built-in defaults.
+  </para>
  </sect1>
 
 
diff --git a/doc/src/sgml/pgbuffercache.sgml b/doc/src/sgml/pgbuffercache.sgml
index bebbc6b732..e68d159d30 100644
--- a/doc/src/sgml/pgbuffercache.sgml
+++ b/doc/src/sgml/pgbuffercache.sgml
@@ -96,7 +96,7 @@
       </para>
       <para>
        Fork number within the relation;  see
-       <filename>include/common/relpath.h</filename>
+       <filename>common/relpath.h</filename>
       </para></entry>
      </row>