$NetBSD: patch-aa,v 1.2 2008/11/10 23:01:38 wiz Exp $

This patch makes "xmlto txt" usable on pkgsrc systems, which usually do
not have these binaries in /usr/bin.

--- format/docbook/txt.orig	2008-05-24 17:43:05.000000000 +0000
+++ format/docbook/txt
@@ -1,16 +1,16 @@
 case "$USE_BACKEND" in
 DEFAULT|DBLATEX)
-	if [ -x /usr/bin/w3m ]
+	if (type w3m 1>/dev/null 2>&1)
 	then
-	  CONVERT=/usr/bin/w3m
+	  CONVERT=w3m
 	  ARGS="-T text/html -dump"
-	elif [ -x /usr/bin/lynx ]
+	elif (type lynx 1>/dev/null 2>&1)
 	then
-	  CONVERT=/usr/bin/lynx
+	  CONVERT=lynx
 	  ARGS="-force_html -dump -nolist -width=72"
-	elif [ -x /usr/bin/links ]
+	elif (type links 1>/dev/null 2>&1)
 	then
-	  CONVERT=/usr/bin/links
+	  CONVERT=links
 	  ARGS="-dump"
 	else
 	  echo >&2 "No way to convert HTML to text found."