Adjusted the a2x script to always use lynx to convert to text (rather
than w3m). Note that this patch just does the minimal change required
to achieve this rather than purge all the Python w3m code in a2x.py
The a2x manual page has been updated to match.

This patch will not be sent upstream.

--- a2x.py.orig	2015-09-21 17:43:51.919082319 -0700
+++ a2x.py	2015-09-21 17:54:58.379239030 -0700
@@ -883,7 +883,7 @@
         action='store_true', dest='keep_artifacts', default=False,
         help='do not delete temporary build files')
     parser.add_option('--lynx',
-        action='store_true', dest='lynx', default=False,
+        action='store_true', dest='lynx', default=True,
         help='use lynx to generate text files')
     parser.add_option('-L', '--no-xmllint',
         action='store_true', dest='no_xmllint', default=False,
--- doc/a2x.1.orig	2015-09-21 18:03:27.062349415 -0700
+++ doc/a2x.1	2015-09-21 18:08:23.216968250 -0700
@@ -145,8 +145,7 @@
 .RS 4
 Use
 \fIlynx(1)\fR
-to generate text formatted output\&. The default behavior is to use
-\fIw3m(1)\fR\&.
+to generate text formatted output\&. Note that this is the default behavior on Solaris\&.
 .RE
 .PP
 \fB\-L, \-\-no\-xmllint\fR
@@ -603,20 +602,6 @@
 .IP \(bu 2.3
 .\}
 
-\fBw3m\fR
-(text format):
-http://w3m\&.sourceforge\&.net/index\&.en\&.html
-.RE
-.sp
-.RS 4
-.ie n \{\
-\h'-04'\(bu\h'+03'\c
-.\}
-.el \{\
-.sp -1
-.IP \(bu 2.3
-.\}
-
 \fBLynx\fR
 (text format \(em alternative text file generator):
 http://lynx\&.isc\&.org/
@@ -715,8 +700,7 @@
 XSLTPROC = \*(Aqxsltproc\*(Aq
 DBLATEX = \*(Aqdblatex\*(Aq         # pdf generation\&.
 FOP = \*(Aqfop\*(Aq                 # pdf generation (\-\-fop option)\&.
-W3M = \*(Aqw3m\*(Aq                 # text generation\&.
-LYNX = \*(Aqlynx\*(Aq               # text generation (if no w3m)\&.
+LYNX = \*(Aqlynx\*(Aq               # text generation (\-\-lynx option)\&.
 XMLLINT = \*(Aqxmllint\*(Aq         # Set to \*(Aq\*(Aq to disable\&.
 EPUBCHECK = \*(Aqepubcheck\*(Aq     # Set to \*(Aq\*(Aq to disable\&.
 # External executable default options\&.