updated for version 7.0163
diff --git a/src/configure.in b/src/configure.in
index 404fbaf..04001de 100644
--- a/src/configure.in
+++ b/src/configure.in
@@ -468,7 +468,7 @@
   fi
 
   if test "x$MACOSX" = "xyes"; then
-    dnl Mac OS X 10.2 or 10.3
+    dnl Mac OS X 10.2 or later
     dir=/System/Library/Perl
     darwindir=$dir/darwin
     if test -d $darwindir; then
@@ -749,7 +749,7 @@
 	    TCL_LIBS=`eval echo "$TCL_LIB_SPEC $TCL_LIBS"`
 	    dnl Use $TCL_DEFS for -D_THREAD_SAFE et al.  But only use the
 	    dnl "-D_ABC" items.  Watch out for -DFOO=long\ long.
-	    TCL_DEFS=`echo $TCL_DEFS | sed -e 's/\\ /\\X/' | tr ' ' '\012' | sed -e '/^-[[^D]]/d' -e '/-D[[^_]]/d' -e 's/-D_/ -D_/' | tr -d '\012'`
+	    TCL_DEFS=`echo $TCL_DEFS | sed -e 's/\\\\ /\\\\X/g' | tr ' ' '\012' | sed -e '/^-[[^D]]/d' -e '/-D[[^_]]/d' -e 's/-D_/ -D_/' | tr '\012' ' ' | sed -e 's/\\\\X/\\\\ /g'`
 	    break
 	  fi
 	done
@@ -1079,7 +1079,7 @@
 
 AC_MSG_CHECKING(--enable-gui argument)
 AC_ARG_ENABLE(gui,
- [  --enable-gui[=OPTS]     X11 GUI [default=auto] [OPTS=auto/no/gtk/gtk2/gnome/gnome2/kde/motif/athena/neXtaw/photon/carbon]], , enable_gui="auto")
+ [  --enable-gui[=OPTS]     X11 GUI [default=auto] [OPTS=auto/no/gtk/gtk2/gnome/gnome2/motif/athena/neXtaw/photon/carbon]], , enable_gui="auto")
 
 dnl Canonicalize the --enable-gui= argument so that it can be easily compared.
 dnl Do not use character classes for portability with old tools.
@@ -1090,7 +1090,6 @@
 SKIP_GTK=YES
 SKIP_GTK2=YES
 SKIP_GNOME=YES
-SKIP_KDE=YES
 SKIP_MOTIF=YES
 SKIP_ATHENA=YES
 SKIP_NEXTAW=YES
@@ -1134,8 +1133,6 @@
 		SKIP_ATHENA=
 		SKIP_NEXTAW=
 		SKIP_CARBON=;;
-    kde|Kde|KDE)	AC_MSG_RESULT(KDE 2.x or 3.x GUI support)
-    		SKIP_KDE=;;
     gtk)	AC_MSG_RESULT(GTK+ 1.x GUI support)
 		SKIP_GTK=;;
     gtk2)	AC_MSG_RESULT(GTK+ 2.x GUI support)
@@ -1159,17 +1156,6 @@
 
 fi
 
-if test "x$SKIP_KDE" != "xYES" -a "$enable_gui_canon" != "kde"; then
-    AC_MSG_CHECKING(whether or not to look for KDE)
-    AC_ARG_ENABLE(kde-check,
-	[  --enable-kde-check      If auto-select GUI, check for KDE [default=no]],
-	,enable_kde_check="no")
-    AC_MSG_RESULT($enable_kde_check);
-    if test "x$enable_kde_check" = "xno"; then
-       SKIP_KDE=YES
-    fi
-fi
-
 if test "x$SKIP_GTK" != "xYES" -a "$enable_gui_canon" != "gtk" -a "$enable_gui_canon" != "gtk2"; then
   AC_MSG_CHECKING(whether or not to look for GTK)
   AC_ARG_ENABLE(gtk-check,
@@ -1250,308 +1236,6 @@
   fi
 fi
 
-dnl ---------------------------------------------------------------------------
-dnl we use the kde-config script included in KDE since 2.x to check which
-dnl version of KDE, we'll use. We'll use additional args in configure to
-dnl obtain the QT directory (includes and libs) as qt does not give any
-dnl config script ! (shame on the trolls ! ;p)
-dnl ---------------------------------------------------------------------------
-
-if test -z "$SKIP_KDE"; then
-dnl ------------------
-dnl now, take care of QT
-dnl -----------------
-AC_ARG_WITH(qt-dir,
-						[  --with-qt-dir=DIR	Specify prefix of QT files],
-						[
-						 ROOTQT="$withval"
-						 MOC="$withval"/bin/moc
-						 QT_INCLUDES="$withval"/include
-						 QT_LIBS="$withval"/lib
-						 ])
-
-if test "x$ROOTQT" = "x"; then
-  if test -z "$QTDIR"; then
-    dnl Find the Qt directory by looking for the "moc" program.
-    dnl It's better than nothing.
-    AC_PATH_PROG(MOC, moc, no)
-    if test "x$MOC" = "xno"; then
-      AC_MSG_ERROR(could not find Qt directory)
-    else
-      ROOTQT=`echo $MOC | sed 's+/bin/moc++'`
-    fi
-  else
-    ROOTQT="$QTDIR"
-  fi
-fi
-MOC="$ROOTQT"/bin/moc
-QT_INCLUDES="$ROOTQT"/include
-QT_LIBS="$ROOTQT"/lib
-
-AC_ARG_WITH(qt-includes,
-						[  --with-qt-includes=DIR	Specify location of Qt headers],
-						[QT_INCLUDES="$withval"]
-						)
-
-AC_ARG_WITH(qt-libraries,
-						[  --with-qt-libs=DIR	Specify location of Qt libraries],
-						[QT_LIBS="$withval"]
-						)
-
-if test "x$QT_LIBS" = "x" ; then
-	QT_LIBS="$ROOTQT"/lib
-fi
-if test "x$QT_INCLUDES" = "x" ; then
-	QT_INCLUDES="$ROOTQT"/include
-fi
-dnl we should get QT's version from here and compare with what kde-config
-dnl says
-
-AC_MSG_CHECKING(whether or not to use a KDE Toolbar in KVim)
-AC_ARG_ENABLE(kde-toolbar,
-	[  --enable-kde-toolbar   if KDE GUI is selected, enable a KDE-look toolbar [default=no]],
-	, enable_kde_toolbar="no")
-if test "x$enable_kde_toolbar" != "xno"; then
-  AC_DEFINE(FEAT_KDETOOLBAR)
-fi
-AC_MSG_RESULT($enable_kde_toolbar);
-fi
-
-dnl -------------------
-dnl so, first, look up at the kde-config script
-dnl ------------------
-
-if test -z "$SKIP_KDE"; then
-AC_DEFUN([AC_FIND_FILE],
-[
-  $3=NO
-  for i in $2;
-    do
-      for j in $1;
-      do
-       echo "configure: __oline__: $i/$j" >&AC_FD_CC
-       if test -r "$i/$j"; then
-         echo "taking that" >&AC_FD_CC
-         $3=$i
-         break 2
-       fi
-      done
-    done
-])
-
-AC_DEFUN(AM_PATH_KDE,
-[
-	if test "X$KDE_CONFIG" != "X"; then
-	  min_kde_version=ifelse([$1], ,2.0,[$1])
-	  AC_MSG_CHECKING(for KDE version >= $min_kde_version)
-	  no_kde=""
-	  if test "$KDE_CONFIG" = "no" ; then
-		no_kde=yes
-	  else
-		KDE_PREFIX=`$KDE_CONFIG --prefix`
-		if test "x$KDE_LIBS" = "x"; then
-		  KDE_LIBS="$KDE_PREFIX/lib"
-		fi
-		if test "x$KDE_INCLUDES" = "x"; then
-		  KDE_INCLUDES="$KDE_PREFIX/include"
-		  if test -d "$KDE_INCLUDES/kde"; then
-		    KDE_INCLUDES="$KDE_INCLUDES/kde"
-		  fi
-		fi
-		kde_major_version=`$KDE_CONFIG --version | grep KDE | \
-sed 's/KDE:\ //' | sed 's/\([[0-9]]*\).\([[0-9]]*.*\)/\1/'`
-		kde_minor_version=`$KDE_CONFIG --version | grep KDE | \
-sed 's/KDE:\ //' | sed 's/\([[0-9]]*\).\([[0-9]]*.*\)/\2/'`
-
-		qt_major_version=`$KDE_CONFIG --version | grep Qt | sed -e \
-'s/Qt:\ //' | sed 's/\([[0-9]]*\).\([[0-9]]*.*\)/\1/'`
-		qt_minor_version=`$KDE_CONFIG --version | grep Qt | sed -e \
-'s/Qt:\ //' | sed 's/\([[0-9]]*\).\([[0-9]]*.*\)/\2/'`
-
-		dnl maybe in a near future we'll get these ones : QT_PREFIX, QT_LIBS,
-		dnl QT_INCLUDES
-		dnl but for now we need configure options to get them ...
-		if test "x$enable-kdetest" = "xyes" ; then
-			ac_save_LIBS="$LIBS"
-			LIBS="$LIBS $KDE_LIBS"
-
-			dnl fake test
-			AC_TRY_RUN([
-#include <stdio.h>
-int
-main()
-{ return 0; }
-			],, no_kde=yes,[echo $ac_n "cross compiling KDE ? ? how can i remove that ? :)"])
-			LIBS="$ac_save_LIBS"
-		fi
-	fi
-	if test "x$no_kde" = x ; then
-	  AC_MSG_RESULT(found KDE $kde_major_version.$kde_minor_version)
-	  ifelse([$2], , :, [$2])
-	else
-	  AC_MSG_RESULT(no)
-	  KDE_LIBS=""
-	  ifelse([$3], , :, [$3])
-	fi
-else
-  AC_MSG_RESULT(no)
-  KDE_LIBS=""
-  ifelse([$3], , :, [$3])
-fi
-
-AC_SUBST(KDE_LIBS)
-AC_SUBST(KDE_INCLUDES)
-AC_SUBST(KDE_PREFIX)
-])
-
-dnl Check all the KDE stuff
-AC_MSG_CHECKING(--disable-rpath argument)
-AC_ARG_ENABLE(rpath,
-	[  --disable-rpath      Disable rpath.],
-	, enable_rpath="yes")
-if test "$enable_rpath" = "yes"; then
-	AC_MSG_RESULT(no)
-else
-	AC_MSG_RESULT(yes)
-fi
-
-AC_MSG_CHECKING(--with-kde-prefix argument)
-AC_ARG_WITH(kde-prefix,[  --with-kde-prefix=PFX	Prefix where KDE is installed (optional)],kde_config_prefix="$withval";
-AC_MSG_RESULT($kde_config_prefix), kde_config_prefix="";AC_MSG_RESULT(no))
-
-AC_ARG_WITH(kde-includes,
-						[  --with-kde-includes=DIR	Specify location of KDE headers],
-						[KDE_INCLUDES="$withval"]
-						)
-
-AC_ARG_WITH(kde-libraries,
-						[  --with-kde-libs=DIR	Specify location of KDE libraries],
-						[KDE_LIBS="$withval"]
-						)
-
-AC_MSG_CHECKING(--disable-kdetest argument)
-AC_ARG_ENABLE(kdetest,
-							[  --disable-kdetest	Do not try to compile and run a test KDE program],
-							enable_kdetest=yes)
-
-if test "x$enable_kdetest" = "xyes" ; then
-	AC_MSG_RESULT(kde test enabled)
-else
-	AC_MSG_RESULT(kde test disabled)
-fi
-
-if test "x$kde_config_prefix" != "x" ; then
-	KDE_CONFIG=$kde_config_prefix/bin/kde-config
-fi
-
-if test "X$KDE_CONFIG" = "X"; then
-	AC_PATH_PROG(KDE_CONFIG, kde-config, no)
-else
-	AC_MSG_RESULT(Using KDE configuration program $KDE_CONFIG)
-fi
-
-if test "X$KDE_CONFIG" != "X" ; then
-	AM_PATH_KDE(2.0.0,
-							[GUI_LIB_LOC="-L$KDE_LIBS -lkdeui -lkdecore -lDCOP"
-							 GUI_INC_LOC="-I$KDE_INCLUDES"
-							 KDEDIR="$KDE_PREFIX"], )
-	if test "x$KDE_PREFIX" != "x"; then
-		AC_MSG_CHECKING(for QT version $qt_major_version.x)
-		if test "x$ROOTQT" != "x" ; then
-			GUI_INC_LOC="-I$QT_INCLUDES $GUI_INC_LOC"
-			if test $qt_major_version -lt 2; then
-				AC_MSG_ERROR(Your QT version is prior to 2.0; KDE 2.x and 3.x require at least QT 2)
-			fi
-			dnl hack for FreeBSD
-			if test "`(uname) 2>/dev/null`" = "FreeBSD"; then
-				CFLAGS="$CFLAGS -D_THREAD_SAFE"
-				CXXFLAGS="$CXXFLAGS -D_THREAD_SAFE"
-				GUI_LIB_LOC="$GUI_LIB_LOC -pthread"
-				LIBS="$LIBS -pthread"
-			fi
-
-			dnl check the version
-			if test "x$enable_rpath" = "xyes"; then
-				if test $qt_major_version = 2; then
-					GUI_LIB_LOC="-L$KDE_LIBS -lkfile -L$QT_LIBS -lqt $GUI_LIB_LOC \
--Wl,--rpath -Wl,$KDE_LIBS -Wl,--rpath -Wl,$QT_LIBS"
-				else
-					GUI_LIB_LOC="-L$KDE_LIBS -lkio -L$QT_LIBS -lqt-mt $GUI_LIB_LOC \
--Wl,--rpath -Wl,$KDE_LIBS -Wl,--rpath -Wl,$QT_LIBS"
-				fi
-			else
-				if test $qt_major_version = 2; then
-					GUI_LIB_LOC="-L$KDE_LIBS -lkfile -L$QT_LIBS -lqt $GUI_LIB_LOC"
-				else
-					GUI_LIB_LOC="-L$KDE_LIBS -lkio -L$QT_LIBS -lqt-mt $GUI_LIB_LOC"
-				fi
-			fi
-
-			dnl Remove "-I/usr/include " from GUI_*
-			GUI_INC_LOC="`echo $GUI_INC_LOC\ | sed 's%-I/usr/include %%'`"
-dnl			GUI_LIB_LOC="`echo $GUI_LIB_LOC\ | sed 's% -L/usr/lib%%'`"
-
-			AC_MSG_RESULT(found $qt_major_version.$qt_minor_version in $ROOTQT)
-
-                       dnl now check the results ...
-                       dnl find the Qt's headers ?
-                       AC_FIND_FILE(qstyle.h,$QT_INCLUDES,qt_incdir)
-                       if test "x$qt_incdir" = "xNO"; then
-                               AC_MSG_ERROR(Could not find Qt headers in $QT_INCLUDES)
-                       fi
-                       AC_FIND_FILE(kapplication.h,$KDE_INCLUDES,kde_incdir)
-                       if test "x$kde_incdir" = "xNO"; then
-                               AC_MSG_ERROR(Could not find KDE headers in $KDE_INCLUDES)
-                       fi
-
-                       AC_LANG_SAVE
-                       AC_LANG_CPLUSPLUS
-		       AC_PROG_CXX
-                       ac_save_LIBS="$LIBS"
-                       LIBS="$GUI_LIB_LOC"
-                       ac_save_CXXFLAGS="$CXXFLAGS"
-                       CXXFLAGS="$CXXFLAGS $GUI_INC_LOC"
-                       AC_MSG_CHECKING(whether Qt libraries are usable)
-                       AC_TRY_LINK(
-                           [#include <qapplication.h>],
-                           [
-                           int argc;
-                           char** argv;
-                           QApplication app(argc, argv);]
-                           ,AC_MSG_RESULT(yes),AC_MSG_RESULT(no);AC_MSG_ERROR(Qt fails to link a simple application, check your installation and settings))
-
-                       AC_MSG_CHECKING(whether KDE libraries are usable)
-                       AC_TRY_LINK(
-                           [#include <kapplication.h>],
-                           [
-                           int argc;
-                           char** argv;
-                           KApplication app(argc, argv);]
-                           ,AC_MSG_RESULT(yes),AC_MSG_RESULT(no);AC_MSG_ERROR(KDE fails to link a simple application, check your installation and settings))
-
-                       LIBS="$ac_save_LIBS"
-                       CXXFLAGS="$ac_save_CXXFLAGS"
-                       AC_LANG_RESTORE
-
-
-			SKIP_GTK=YES
-			SKIP_ATHENA=YES
-			SKIP_MOTIF=YES
-			GUITYPE=KDE
-			AC_SUBST(KDE_PREFIX)
-			AC_SUBST(QT_LIBS)
-			AC_SUBST(QT_INCLUDES)
-			AC_SUBST(ROOTQT)
-			AC_SUBST(MOC)
-			AC_DEFINE(FEAT_GUI_KDE)
-		else
-			AC_MSG_ERROR(Detected QT version mismatched)
-		fi
-	else
-		AC_MSG_ERROR(Could not find KDE installation prefix)
-	fi
-fi
-fi
 
 if test "x$MACOSX" = "xyes" -a -z "$SKIP_CARBON" -a "x$CARBON" = "xyes"; then
   AC_MSG_CHECKING(for Carbon GUI)
@@ -2156,10 +1840,6 @@
   AC_MSG_RESULT(GTK+ 2 GUI selected; fontset has been disabled)
   enable_fontset="no"
 fi
-if test "x$GUITYPE:$enable_fontset" = "xKDE:yes"; then
-  AC_MSG_RESULT(KDE GUI selected; fontset has been disabled)
-  enable_fontset="no"
-fi
 
 if test -z "$SKIP_PHOTON"; then
   GUITYPE=PHOTONGUI
@@ -2261,6 +1941,10 @@
 	      AC_MSG_RESULT(no))
 
 AC_CHECK_HEADERS(strings.h)
+if test "x$MACOSX" = "xyes"; then
+  dnl The strings.h file on OS/X contains a warning and nothing useful.
+  AC_DEFINE(NO_STRINGS_WITH_STRING_H)
+else
 
 dnl Check if strings.h and string.h can both be included when defined.
 AC_MSG_CHECKING([if strings.h can be included after string.h])
@@ -2285,6 +1969,7 @@
 		AC_DEFINE(NO_STRINGS_WITH_STRING_H)
 		AC_MSG_RESULT(no))
 CPPFLAGS=$cppflags_save
+fi
 
 dnl Checks for typedefs, structures, and compiler characteristics.
 AC_PROG_GCC_TRADITIONAL