diff --git a/ChangeLog b/ChangeLog
index 7a5c590..1e0625d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2002-01-20  Richard Kreckel  <kreckel@ginac.de>
+
+        * autoconf/config.{guess,sub}: Update to GNU version 2002-01-02.
+          (the old one was broken on Linux/Mips.)
+
 2002-01-04  Richard Kreckel  <kreckel@ginac.de>
 
         * autoconf/autoconf.m4f: get brutal in order to adhere to FHS.
diff --git a/autoconf/config.guess b/autoconf/config.guess
index 83e7b84..1c1090c 100755
--- a/autoconf/config.guess
+++ b/autoconf/config.guess
@@ -1,9 +1,9 @@
 #! /bin/sh
 # Attempt to guess a canonical system name.
-#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
-#   Free Software Foundation, Inc.
+#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+#   2000, 2001, 2002 Free Software Foundation, Inc.
 
-timestamp='2001-12-13'
+timestamp='2002-01-02'
 
 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
@@ -289,6 +289,9 @@ EOF
     *:[Aa]miga[Oo][Ss]:*:*)
 	echo ${UNAME_MACHINE}-unknown-amigaos
 	exit 0 ;;
+    *:[Mm]orph[Oo][Ss]:*:*)
+	echo ${UNAME_MACHINE}-unknown-morphos
+	exit 0 ;;
     *:OS/390:*:*)
 	echo i370-ibm-openedition
 	exit 0 ;;
@@ -770,6 +773,9 @@ EOF
     mips:Linux:*:*)
 	eval $set_cc_for_build
 	sed 's/^	//' << EOF >$dummy.c
+	#undef CPU
+	#undef mips
+	#undef mipsel
 	#if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL) 
 	CPU=mipsel 
 	#else
diff --git a/autoconf/config.sub b/autoconf/config.sub
index 59148c7..1657334 100755
--- a/autoconf/config.sub
+++ b/autoconf/config.sub
@@ -1,9 +1,9 @@
 #! /bin/sh
 # Configuration validation subroutine script.
-#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
-#   Free Software Foundation, Inc.
+#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+#   2000, 2001, 2002 Free Software Foundation, Inc.
 
-timestamp='2001-12-10'
+timestamp='2002-01-02'
 
 # This file is (in principle) common to ALL GNU software.
 # The presence of a machine in this file suggests that SOME GNU software
@@ -227,6 +227,7 @@ case $basic_machine in
 	1750a | 580 \
 	| a29k \
 	| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
+	| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
 	| arc | arm | arm[bl]e | arme[lb] | armv[2345] | armv[345][lb] | avr \
 	| c4x | clipper \
 	| d10v | d30v | dsp16xx \
@@ -278,7 +279,8 @@ case $basic_machine in
 	580-* \
 	| a29k-* \
 	| alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
-	| alphapca5[67]-* | arc-* \
+	| alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
+	| alphapca5[67]-* | alpha64pca5[67]-* | arc-* \
 	| arm-*  | armbe-* | armle-* | armv*-* \
 	| avr-* \
 	| bs2000-* \
@@ -629,6 +631,10 @@ case $basic_machine in
 		basic_machine=m68k-rom68k
 		os=-coff
 		;;
+	morphos)
+		basic_machine=powerpc-unknown
+		os=-morphos
+		;;
 	msdos)
 		basic_machine=i386-pc
 		os=-msdos
@@ -1087,7 +1093,7 @@ case $os in
 	      | -interix* | -uwin* | -rhapsody* | -darwin* | -opened* \
 	      | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
 	      | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \
-	      | -os2* | -vos* | -palmos* | -uclinux* | -nucleus*)
+	      | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* | -morphos*)
 	# Remember, each alternative MUST END IN *, to match a version number.
 		;;
 	-qnx*)