diff --git a/alliance/share/etc/configure.in b/alliance/share/etc/configure.in
index a7db4825..7c51778e 100644
--- a/alliance/share/etc/configure.in
+++ b/alliance/share/etc/configure.in
@@ -1,15 +1,19 @@
 #             ,,,
 #            (o o)
 ####=====oOO--(_)--OOO=========================================####
+# 
+# Filename: configure.in
+# Copyright (C) 1997, 2000 Czo <Olivier.Sirol@lip6.fr>
+# License: GPL (http://www.gnu.org/copyleft/gpl.html)
+# Started: Feb 1997
+# Last Change: Friday 22 September 2000, 12:11
+# Edit Time: 0:21:57
+# Description: Alliance CAD system configure.in 
 #
-# Alliance CAD system configure.in 
-# (C) 1997 Czo  -- <Olivier.Sirol@lip6.fr>
-# $Id: configure.in,v 1.16 2000/09/13 15:07:05 czo Exp $
+# $Id: configure.in,v 1.17 2000/09/22 10:19:17 czo Exp $
 #
 
-
-
-AC_REVISION($Revision: 1.16 $)dnl
+AC_REVISION($Revision: 1.17 $)dnl
 
 AC_INIT(configure.in)
 
@@ -323,14 +327,14 @@ AC_MSG_RESULT(ERROR: BAD X11 environment)
 LIBS=$OLD_LIBS
 CFLAGS=$OLD_CFLAGS
     
-# Check if the motif lib needs libXintl to link ok
+# Check if the motif lib needs other libs to link ok
 
 OLD_LIBS=$LIBS
 OLD_CFLAGS=$CFLAGS
 LIBS="$OLD_LIBS -L$GUI_LIB_LOC -lXm $X_LIBS $X_EXTRA_LIBS $X_PRE_LIBS -lXt -lX11"
 CFLAGS="$OLD_CFLAGS $X_CFLAGS -I$GUI_INC_LOC"
 
-AC_MSG_CHECKING(if you can link Motif/LessTif app)
+AC_MSG_CHECKING([if you can link Motif/LessTif app])
 AC_TRY_LINK([# include <Xm/Xm.h>
 # include <Xm/FileSB.h>
 # include <Xm/MessageB.h>
@@ -346,8 +350,12 @@ AC_TRY_LINK([# include <Xm/Xm.h>
   XmStringFree(xm_string);
   XtAppMainLoop( app );],
 AC_MSG_RESULT(yes),
+AC_MSG_RESULT([no: try with Xintl])
+)
 
-LIBS="$OLD_LIBS -L$GUI_LIB_LOC -lXm $X_LIBS $X_EXTRA_LIBS $X_PRE_LIBS -lXt -lX11"
+# try with Xintl
+AC_MSG_CHECKING([if you can link Motif/LessTif app with Xintl])
+LIBS="$OLD_LIBS -L$GUI_LIB_LOC -lXm $X_LIBS $X_EXTRA_LIBS $X_PRE_LIBS -lXintl -lXt -lX11"
 CFLAGS="$OLD_CFLAGS $X_CFLAGS -I$GUI_INC_LOC"
 
 AC_TRY_LINK([# include <Xm/Xm.h>
@@ -364,9 +372,31 @@ AC_TRY_LINK([# include <Xm/Xm.h>
   XtSetArg(args[0], XmNmessageString, xm_string);
   XmStringFree(xm_string);
   XtAppMainLoop( app );],
-AC_MSG_RESULT(yes, Xintl needed); X_PRE_LIBS="$X_PRE_LIBS -lXintl",
-AC_MSG_RESULT(ERROR: BAD Motif/LessTif environment)
+AC_MSG_RESULT([yes: Xintl needed]); X_PRE_LIBS="$X_PRE_LIBS -lXintl",
+AC_MSG_RESULT([no: try with Xext and Xp])
 )
+
+# try with Xp
+AC_MSG_CHECKING([if you can link Motif/LessTif app with Xext and Xp])
+LIBS="$OLD_LIBS -L$GUI_LIB_LOC -lXm $X_LIBS $X_EXTRA_LIBS $X_PRE_LIBS -lXext -lXp -lXt -lX11"
+CFLAGS="$OLD_CFLAGS $X_CFLAGS -I$GUI_INC_LOC"
+
+AC_TRY_LINK([# include <Xm/Xm.h>
+# include <Xm/FileSB.h>
+# include <Xm/MessageB.h>
+# include <Xm/SelectioB.h>
+# include <Xm/SeparatoG.h>],
+[ XtAppContext app;
+  Widget toplevel;
+  XmString xm_string;
+  Arg args[1];
+  toplevel = XtVaAppInitialize(&app, "Demos", 0, 0, 0, 0, 0, 0);
+  xm_string = XmStringCreateSimple("Vive Alliance");
+  XtSetArg(args[0], XmNmessageString, xm_string);
+  XmStringFree(xm_string);
+  XtAppMainLoop( app );],
+AC_MSG_RESULT([yes: Xext and Xp needed]); X_PRE_LIBS="$X_PRE_LIBS -lXext -lXp",
+AC_MSG_RESULT([ERROR: BAD Motif/LessTif environment])
 )
 
 LIBS=$OLD_LIBS