Add section n for Tcl/Tk related pages.

ok jmc@, no objections espie@

src/etc/man.conf

@@ -1,4 +1,4 @@
-#	$OpenBSD: man.conf,v 1.13 2007/05/20 12:54:00 jmc Exp $
+#	$OpenBSD: man.conf,v 1.14 2008/04/27 15:10:58 deanna Exp $
 
 # Sheer, raging paranoia...
 _version	BSD.2
@@ -9,7 +9,7 @@ _whatdb		/usr/local/man/whatis.db
 _whatdb		/usr/X11R6/man/whatis.db
 
 # Subdirectories for paths ending in '/', IN SEARCH ORDER.
-_subdir		cat1 man1 cat8 man8 cat6 man6 cat2 man2 cat3 man3 cat5 man5 cat7 man7 cat4 man4 cat9 man9 cat3p man3p cat3f man3f
+_subdir		cat1 man1 cat8 man8 cat6 man6 cat2 man2 cat3 man3 cat5 man5 cat7 man7 cat4 man4 cat9 man9 cat3p man3p cat3f man3f catn mann
 
 # Files typed by suffix and their commands.
 # Note the order: .Z must come after .[1-9n].Z, or it will match first.
@@ -54,3 +54,4 @@ local		/usr/local/man/
 7		/usr/{share,X11R6,local}/man/{cat,man}7
 8		/usr/{share,X11R6,local}/man/{cat,man}8
 9		/usr/share/man/{cat,man}9
+n		/usr/local/man/{cat,man}n