document the "none" and "default" syntaxes in nanorc.5

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@2963 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -290,7 +290,9 @@ CVS code -
 	- Add regexes for Bourne shell scripts. (Mike Frysinger, minor
 	  tweaks by DLR)
 	- Explain how the "none" and "default" syntaxes work. (DLR)
-- doc/man/fr/nano.1, doc/man/fr/nanorc.1:
+- doc/man/nanorc.5:
+	- Explain how the "none" and "default" syntaxes work. (DLR)
+- doc/man/fr/nano.1, doc/man/fr/nanorc.5:
 	- Updated translation by Jean-Philippe Gérard.
 - src/Makefile.am:
 	- Add text.c to nano_SOURCES. (DLR)

doc/man/nanorc.5

@@ -6,7 +6,7 @@
 .\" Public License for copying conditions.  There is NO warranty.
 .\"
 .\" $Id$
-.TH NANORC 5 "version 1.3.8" "June 27, 2005"
+.TH NANORC 5 "version 1.3.8" "August 01, 2005"
 .\" Please adjust this date whenever revising the manpage.
 .\"
 .SH NAME
@@ -173,6 +173,11 @@ Defines a syntax named \fIstr\fP which can be activated via the \fB-Y\fP
 flag, or will be automatically activated if the current filename matches
 \fIfileregex\fP.  All following \fBcolor\fP and \fBicolor\fP statements
 will apply to \fIsyntax\fP until a new syntax is defined.
+
+The \fInone\fP syntax is reserved; specifying it on the command line is
+the same as not having a syntax at all.  The \fIdefault\fP syntax is
+special: it takes no \fIfileregex\fP, and applies to files that don't
+match any other syntax's \fIfileregex\fP.
 .TP
 .B color \fIfgcolor\fP,\fIbgcolor\fP "\fIregex\fP" ...
 For the currently defined syntax, display all expressions matching