- Improve wording of UIDs/GIDs section

svn path=/head/; revision=33721

en_US.ISO8859-1/books/porters-handbook/book.sgml

@@ -12563,16 +12563,11 @@ exec %%LOCALBASE%%/bin/java -jar %%DATADIR%%/foo.jar "$@"</programlisting>
 	<para>If your port requires a certain user to be on the installed
 	  system, let the <filename>pkg-install</filename> script call
 	  <command>pw</command> to create it automatically.  Look at
-	  <filename role="package">net/cvsup-mirror</filename> for an example.
-	  Please note that this is strongly discouraged, please register
-	  user/group ID numbers as stated below.</para>
-
-	<para>If your port must use the same user/group ID number when it is
-	  installed as a binary package as when it was compiled, then you must
+	  <filename role="package">sysutils/symon</filename> for an example.
+	  Your port must use a fixed user/group ID number.  You must
 	  choose a free UID from 50 to 999 and register it either in
 	  <filename>ports/UIDs</filename> (for users) or in
-	  <filename>ports/GIDs</filename> (for groups).  Look at
-	  <filename role="package">japanese/Wnn6</filename> for an example.</para>
+	  <filename>ports/GIDs</filename> (for groups).</para>
 
 	<para>Make sure you do not use a UID already used by the system or
 	  other ports.</para>