diff --git a/capi20/config.guess b/capi20/config.guess
index 6cb567b8..2c7f2444 100755
--- a/capi20/config.guess
+++ b/capi20/config.guess
@@ -24,7 +24,7 @@
 
 # Written by Per Bothner <bothner@cygnus.com>.
 # The master version of this file is at the FSF in /home/gd/gnu/lib.
-# Please send patches to the Autoconf mailing list <autoconf@gnu.org>.
+# Please send patches to <autoconf-patches@gnu.org>.
 #
 # This script attempts to guess a canonical system name similar to
 # config.sub.  If it succeeds, it prints the system name on stdout, and
@@ -62,6 +62,12 @@ UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown
 UNAME_SYSTEM=`(uname -s) 2>/dev/null` || UNAME_SYSTEM=unknown
 UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown
 
+case "${UNAME_MACHINE}" in
+	i?86) test -z "$VENDOR" && VENDOR=pc      ;;
+	*)    test -z "$VENDOR" && VENDOR=unknown ;;
+esac
+test -e /etc/SuSE-release && VENDOR=suse
+
 dummy=dummy-$$
 trap 'rm -f $dummy.c $dummy.o $dummy; exit 1' 1 2 15
 
@@ -156,6 +162,9 @@ EOF
     wgrisc:OpenBSD:*:*)
 	echo mipsel-unknown-openbsd${UNAME_RELEASE}
 	exit 0 ;;
+    *:OS/390:*:*)
+	echo i370-ibm-openedition
+	exit 0 ;;
     arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
 	echo arm-acorn-riscix${UNAME_RELEASE}
 	exit 0;;
@@ -328,15 +337,18 @@ EOF
     AViiON:dgux:*:*)
         # DG/UX returns AViiON for all architectures
         UNAME_PROCESSOR=`/usr/bin/uname -p`
-        if [ $UNAME_PROCESSOR = mc88100 -o $UNAME_PROCESSOR = mc88110 ] ; then
-	if [ ${TARGET_BINARY_INTERFACE}x = m88kdguxelfx \
-	     -o ${TARGET_BINARY_INTERFACE}x = x ] ; then
+	if [ $UNAME_PROCESSOR = mc88100 ] || [ $UNAME_PROCESSOR = mc88110]
+	then
+	    if [ ${TARGET_BINARY_INTERFACE}x = m88kdguxelfx ] || \
+	       [ ${TARGET_BINARY_INTERFACE}x = x ]
+	    then
 		echo m88k-dg-dgux${UNAME_RELEASE}
-	else
+	    else
 		echo m88k-dg-dguxbcs${UNAME_RELEASE}
+	    fi
+	else
+	    echo i586-dg-dgux${UNAME_RELEASE}
 	fi
-        else echo i586-dg-dgux${UNAME_RELEASE}
-        fi
  	exit 0 ;;
     M88*:DolphinOS:*:*)	# DolphinOS (SVR3)
 	echo m88k-dolphin-sysv3
@@ -453,7 +465,7 @@ EOF
                   exit (0);
               }
 EOF
-	($CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null ) && HP_ARCH=`./$dummy`
+	(CCOPTS= $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null ) && HP_ARCH=`./$dummy`
 	rm -f $dummy.c $dummy
 	esac
 	HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'`
@@ -550,7 +562,7 @@ EOF
 	echo t90-cray-unicos${UNAME_RELEASE}
 	exit 0 ;;
     CRAY*T3E:*:*:*)
-	echo t3e-cray-unicosmk${UNAME_RELEASE}
+	echo alpha-cray-unicosmk${UNAME_RELEASE}
 	exit 0 ;;
     CRAY-2:*:*:*)
 	echo cray2-cray-unicos
@@ -588,7 +600,7 @@ EOF
 	echo ${UNAME_MACHINE}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`
 	exit 0 ;;
     *:NetBSD:*:*)
-	echo ${UNAME_MACHINE}-unknown-netbsd`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
+	echo ${UNAME_MACHINE}-unknown-netbsd`echo ${UNAME_RELEASE}|sed -e 's/[-_].*//'`
 	exit 0 ;;
     *:OpenBSD:*:*)
 	echo ${UNAME_MACHINE}-unknown-openbsd`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
@@ -636,12 +648,43 @@ EOF
 				    s/ .*//
 				    p'`
         case "$ld_supported_emulations" in
-	  i?86linux)  echo "${UNAME_MACHINE}-pc-linux-gnuaout"      ; exit 0 ;;
-	  i?86coff)   echo "${UNAME_MACHINE}-pc-linux-gnucoff"      ; exit 0 ;;
-	  sparclinux) echo "${UNAME_MACHINE}-unknown-linux-gnuaout" ; exit 0 ;;
-	  armlinux)   echo "${UNAME_MACHINE}-unknown-linux-gnuaout" ; exit 0 ;;
-	  m68klinux)  echo "${UNAME_MACHINE}-unknown-linux-gnuaout" ; exit 0 ;;
-	  elf32ppc)
+	    *ia64)
+		echo "${UNAME_MACHINE}-${VENDOR}-linux"
+		exit 0
+		;;
+	  i?86linux)
+		echo "${UNAME_MACHINE}-${VENDOR}-linux-aout"
+		exit 0
+		;;
+	  i?86coff)
+		echo "${UNAME_MACHINE}-${VENDOR}-linux-coff"
+		exit 0
+		;;
+	  sparclinux)
+		echo "${UNAME_MACHINE}-${VENDOR}-linux-aout"
+		exit 0
+		;;
+	  armlinux)
+		echo "${UNAME_MACHINE}-${VENDOR}-linux-aout"
+		exit 0
+		;;
+	  elf32arm*)
+		echo "${UNAME_MACHINE}-${VENDOR}-linux"
+		exit 0
+		;;
+	  elf_s390)
+		echo "${UNAME_MACHINE}-unknown-linux-gnu"
+		exit 0
+		;;
+	  armelf_linux*)
+		echo "${UNAME_MACHINE}-${VENDOR}-linux"
+		exit 0
+		;;
+	  m68klinux)
+		echo "${UNAME_MACHINE}-${VENDOR}-linux-aout"
+		exit 0
+		;;
+	  elf32ppc*)
 		# Determine Lib Version
 		cat >$dummy.c <<EOF
 #include <features.h>
@@ -666,11 +709,13 @@ EOF
 		if test "$?" = 0 ; then
 			./$dummy | grep 1\.99 > /dev/null
 			if test "$?" = 0 ; then
-				LIBC="libc1"
+				LIBC="-libc1"
 			fi
 		fi	
 		rm -f $dummy.c $dummy
-		echo powerpc-unknown-linux-gnu${LIBC} ; exit 0 ;;
+		echo powerpc-${VENDOR}-linux${LIBC}
+		exit 0
+		;;
 	esac
 
 	if test "${UNAME_MACHINE}" = "alpha" ; then
@@ -716,11 +761,11 @@ EOF
 			objdump --private-headers $dummy | \
 			  grep ld.so.1 > /dev/null
 			if test "$?" = 0 ; then
-				LIBC="libc1"
+				LIBC="-libc1"
 			fi
 		fi
 		rm -f $dummy.s $dummy
-		echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC} ; exit 0
+		echo ${UNAME_MACHINE}-${VENDOR}-linux${LIBC} ; exit 0
 	elif test "${UNAME_MACHINE}" = "mips" ; then
 	  cat >$dummy.c <<EOF
 #ifdef __cplusplus
@@ -729,10 +774,10 @@ EOF
 	int main (argc, argv) int argc; char *argv[]; {
 #endif
 #ifdef __MIPSEB__
-  printf ("%s-unknown-linux-gnu\n", argv[1]);
+  printf ("%s-${VENDOR}-linux\n", argv[1]);
 #endif
 #ifdef __MIPSEL__
-  printf ("%sel-unknown-linux-gnu\n", argv[1]);
+  printf ("%sel-${VENDOR}-linux\n", argv[1]);
 #endif
   return 0;
 }
@@ -740,22 +785,14 @@ EOF
 	  $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null && ./$dummy "${UNAME_MACHINE}" && rm $dummy.c $dummy && exit 0
 	  rm -f $dummy.c $dummy
 	else
-	  # Either a pre-BFD a.out linker (linux-gnuoldld)
+	  # Either a pre-BFD a.out linker (linux-oldld)
 	  # or one that does not give us useful --help.
-	  # GCC wants to distinguish between linux-gnuoldld and linux-gnuaout.
+	  # GCC wants to distinguish between linux-oldld and linux-aout.
 	  # If ld does not provide *any* "supported emulations:"
 	  # that means it is gnuoldld.
 	  echo "$ld_help_string" | grep >/dev/null 2>&1 "supported emulations:"
-	  test $? != 0 && echo "${UNAME_MACHINE}-pc-linux-gnuoldld" && exit 0
+	  test $? != 0 && echo "${UNAME_MACHINE}-${VENDOR}-linux-oldld" && exit 0
 
-	  case "${UNAME_MACHINE}" in
-	  i?86)
-	    VENDOR=pc;
-	    ;;
-	  *)
-	    VENDOR=unknown;
-	    ;;
-	  esac
 	  # Determine whether the default compiler is a.out or elf
 	  cat >$dummy.c <<EOF
 #include <features.h>
@@ -767,15 +804,15 @@ EOF
 #ifdef __ELF__
 # ifdef __GLIBC__
 #  if __GLIBC__ >= 2
-    printf ("%s-${VENDOR}-linux-gnu\n", argv[1]);
+    printf ("%s-${VENDOR}-linux\n", argv[1]);
 #  else
-    printf ("%s-${VENDOR}-linux-gnulibc1\n", argv[1]);
+    printf ("%s-${VENDOR}-linux-libc1\n", argv[1]);
 #  endif
 # else
-   printf ("%s-${VENDOR}-linux-gnulibc1\n", argv[1]);
+   printf ("%s-${VENDOR}-linux-libc1\n", argv[1]);
 # endif
 #else
-  printf ("%s-${VENDOR}-linux-gnuaout\n", argv[1]);
+  printf ("%s-${VENDOR}-linux-aout\n", argv[1]);
 #endif
   return 0;
 }
@@ -797,19 +834,21 @@ EOF
 	echo ${UNAME_MACHINE}-pc-sysv4.2uw${UNAME_VERSION}
 	exit 0 ;;
     i?86:*:4.*:* | i?86:SYSTEM_V:4.*:*)
+	UNAME_REL=`echo ${UNAME_RELEASE} | sed 's/\/MP$//'`
 	if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then
-		echo ${UNAME_MACHINE}-univel-sysv${UNAME_RELEASE}
+		echo ${UNAME_MACHINE}-univel-sysv${UNAME_REL}
 	else
-		echo ${UNAME_MACHINE}-pc-sysv${UNAME_RELEASE}
+		echo ${UNAME_MACHINE}-pc-sysv${UNAME_REL}
 	fi
 	exit 0 ;;
     i?86:*:5:7*)
-	UNAME_REL=`(/bin/uname -X|egrep Release|sed -e 's/.*= //')`
-	(/bin/uname -X|egrep i80486 >/dev/null) && UNAME_MACHINE=i486
-	(/bin/uname -X|egrep '^Machine.*Pentium' >/dev/null) && UNAME_MACHINE=i586
-	(/bin/uname -X|egrep '^Machine.*Pent.*II' >/dev/null) && UNAME_MACHINE=i686
-	(/bin/uname -X|egrep '^Machine.*Pentium Pro' >/dev/null) && UNAME_MACHINE=i585
-	echo ${UNAME_MACHINE}-${UNAME_SYSTEM}${UNAME_VERSION}-sysv${UNAME_RELEASE}
+        # Fixed at (any) Pentium or better
+        UNAME_MACHINE=i586
+        if [ ${UNAME_SYSTEM} = "UnixWare" ] ; then
+	    echo ${UNAME_MACHINE}-sco-sysv${UNAME_RELEASE}uw${UNAME_VERSION}
+	else
+	    echo ${UNAME_MACHINE}-pc-sysv${UNAME_RELEASE}
+	fi
 	exit 0 ;;
     i?86:*:3.2:*)
 	if test -f /usr/options/cb.name; then
@@ -943,6 +982,9 @@ EOF
     *:Rhapsody:*:*)
 	echo ${UNAME_MACHINE}-apple-rhapsody${UNAME_RELEASE}
 	exit 0 ;;
+    *:QNX:*:4*)
+	echo i386-qnx-qnx${UNAME_VERSION}
+	exit 0 ;;
 esac
 
 #echo '(No uname command or uname output not recognized.)' 1>&2
diff --git a/capi20/config.sub b/capi20/config.sub
index 2436b453..b05ed3cc 100755
--- a/capi20/config.sub
+++ b/capi20/config.sub
@@ -105,7 +105,7 @@ case $os in
 	-scout)
 		;;
 	-wrs)
-		os=vxworks
+		os=-vxworks
 		basic_machine=$1
 		;;
 	-hiux*)
@@ -156,13 +156,17 @@ case $os in
 	-psos*)
 		os=-psos
 		;;
+	-mint | -mint[0-9]*)
+		basic_machine=m68k-atari
+		os=-mint
+		;;
 esac
 
 # Decode aliases for certain CPU-COMPANY combinations.
 case $basic_machine in
 	# Recognize the basic CPU types without company name.
 	# Some are omitted here because they have special meanings below.
-	tahoe | i860 | m32r | m68k | m68000 | m88k | ns32k | arc | arm \
+	tahoe | i860 | ia64 | m32r | m68k | m68000 | m88k | ns32k | arc | arm \
 		| arme[lb] | pyramid | mn10200 | mn10300 | tron | a29k \
 		| 580 | i960 | h8300 \
 		| hppa | hppa1.0 | hppa1.1 | hppa2.0 | hppa2.0w | hppa2.0n \
@@ -171,12 +175,12 @@ case $basic_machine in
 		| 1750a | dsp16xx | pdp11 | mips16 | mips64 | mipsel | mips64el \
 		| mips64orion | mips64orionel | mipstx39 | mipstx39el \
 		| mips64vr4300 | mips64vr4300el | mips64vr4100 | mips64vr4100el \
-		| mips64vr5000 | miprs64vr5000el \
+		| mips64vr5000 | miprs64vr5000el | mcore \
 		| sparc | sparclet | sparclite | sparc64 | sparcv9 | v850 | c4x \
-		| thumb | d10v)
+		| thumb | d10v | fr30)
 		basic_machine=$basic_machine-unknown
 		;;
-	m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | z8k | v70 | h8500 | w65)
+	m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | z8k | v70 | h8500 | w65 | pj | pjl)
 		;;
 
 	# We use `pc' rather than `unknown'
@@ -185,13 +189,26 @@ case $basic_machine in
 	i[34567]86)
 	  basic_machine=$basic_machine-pc
 	  ;;
+        s390 | s390-suse)
+          basic_machine=s390-suse
+          ;;
+        s390-unknown)
+          basic_machine=s390-unknown
+          ;;
+        s390-ibm)
+          basic_machine=s390-ibm
+          ;;
+        s390-redhat)
+          basic_machine=s390-redhat
+          ;;
 	# Object if more than one company name word.
 	*-*-*)
 		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
 		exit 1
 		;;
 	# Recognize the basic CPU types with company name.
-	vax-* | tahoe-* | i[34567]86-* | i860-* | m32r-* | m68k-* | m68000-* \
+	# FIXME: clean up the formatting here.
+	vax-* | tahoe-* | i[34567]86-* | i860-* | ia64-* | m32r-* | m68k-* | m68000-* \
 	      | m88k-* | sparc-* | ns32k-* | fx80-* | arc-* | arm-* | c[123]* \
 	      | mips-* | pyramid-* | tron-* | a29k-* | romp-* | rs6000-* \
 	      | power-* | none-* | 580-* | cray2-* | h8300-* | h8500-* | i960-* \
@@ -204,10 +221,10 @@ case $basic_machine in
 	      | sparc64-* | sparcv9-* | sparc86x-* | mips16-* | mips64-* | mipsel-* \
 	      | mips64el-* | mips64orion-* | mips64orionel-* \
 	      | mips64vr4100-* | mips64vr4100el-* | mips64vr4300-* | mips64vr4300el-* \
-	      | mipstx39-* | mipstx39el-* \
+	      | mipstx39-* | mipstx39el-* | mcore-* \
 	      | f301-* | armv*-* | t3e-* \
 	      | m88110-* | m680[01234]0-* | m683?2-* | m68360-* | z8k-* | d10v-* \
-	      | thumb-* | v850-* | d30v-* | tic30-* | c30-* )
+	      | thumb-* | v850-* | d30v-* | tic30-* | c30-* | fr30-* )
 		;;
 	# Recognize the various machine names and aliases which stand
 	# for a CPU type and a company and sometimes even an OS.
@@ -425,7 +442,6 @@ case $basic_machine in
 		;;
 	i370-ibm* | ibm*)
 		basic_machine=i370-ibm
-		os=-mvs
 		;;
 # I'm not sure what "Sysv32" means.  Should this be sysv3.2?
 	i[34567]86v32)
@@ -460,6 +476,9 @@ case $basic_machine in
 		basic_machine=i386-unknown
 		os=-mingw32
 		;;
+	i386-qnx | qnx)
+		basic_machine=i386-qnx
+		;;
 	iris | iris4d)
 		basic_machine=mips-sgi
 		case $os in
@@ -488,17 +507,19 @@ case $basic_machine in
 	miniframe)
 		basic_machine=m68000-convergent
 		;;
-	*mint | *MiNT)
+	*mint | -mint[0-9]* | *MiNT | *MiNT[0-9]*)
 		basic_machine=m68k-atari
 		os=-mint
 		;;
 	mipsel*-linux*)
 		basic_machine=mipsel-unknown
-		os=-linux-gnu
+		test -e /etc/SuSE-release && basic_machine=mipsel-suse
+		os=-linux
 		;;
 	mips*-linux*)
 		basic_machine=mips-unknown
-		os=-linux-gnu
+		test -e /etc/SuSE-release && basic_machine=mips-suse
+		os=-linux
 		;;
 	mips3*-*)
 		basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
@@ -514,6 +535,10 @@ case $basic_machine in
 		basic_machine=i386-unknown
 		os=-msdos
 		;;
+	mvs)
+		basic_machine=i370-ibm
+		os=-mvs
+		;;
 	ncr3000)
 		basic_machine=i486-ncr
 		os=-sysv4
@@ -523,7 +548,7 @@ case $basic_machine in
 		os=-netbsd
 		;;
 	netwinder)
-		basic_machine=armv4l-corel
+		basic_machine=armv4l-rebel
 		os=-linux
 		;;
 	news | news700 | news800 | news900)
@@ -806,8 +831,9 @@ case $basic_machine in
 		basic_machine=hppa1.1-oki
 		;;
 	mips)
-		if [ x$os = x-linux-gnu ]; then
+		if [ x$os = x-linux ]; then
 			basic_machine=mips-unknown
+			test -e /etc/SuSE-release && mips-suse
 		else
 			basic_machine=mips-mips
 		fi
@@ -888,7 +914,7 @@ case $os in
 		os=-sysv4.2uw
 		;;
 	-gnu/linux*)
-		os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
+		os=`echo $os | sed -e 's|gnu/linux|linux|'`
 		;;
 	# First accept the basic system types.
 	# The portable systems comes first.
@@ -906,8 +932,8 @@ case $os in
 	      | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
 	      | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
 	      | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
-	      | -mingw32* | -linux-gnu* | -uxpv* | -beos* | -mpeix* | -udk* \
-	      | -interix* | -uwin* | -rhapsody* | -openstep* | -oskit*)
+	      | -mingw32* | -linux* | -uxpv* | -beos* | -mpeix* | -udk* \
+	      | -interix* | -uwin* | -rhapsody* | -opened* | -openstep* | -oskit*)
 	# Remember, each alternative MUST END IN *, to match a version number.
 		;;
 	-sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \
@@ -918,7 +944,7 @@ case $os in
 		os=`echo $os | sed -e 's|mac|macos|'`
 		;;
 	-linux*)
-		os=`echo $os | sed -e 's|linux|linux-gnu|'`
+		os=`echo $os | sed -e 's|linux-gnu|linux|'`
 		;;
 	-sunos5*)
 		os=`echo $os | sed -e 's|sunos5|solaris2|'`
@@ -926,6 +952,9 @@ case $os in
 	-sunos6*)
 		os=`echo $os | sed -e 's|sunos6|solaris3|'`
 		;;
+	-opened*)
+		os=-openedition
+		;;
 	-osfrose*)
 		os=-osfrose
 		;;
@@ -963,6 +992,9 @@ case $os in
 	-oss*)
 		os=-sysv3
 		;;
+        -qnx)
+		os=-qnx4
+		;;
 	-svr4)
 		os=-sysv4
 		;;
@@ -1012,7 +1044,7 @@ case $basic_machine in
 	*-acorn)
 		os=-riscix1.2
 		;;
-	arm*-corel)
+	arm*-rebel)
 		os=-linux
 		;;
 	arm*-semi)
@@ -1186,7 +1218,7 @@ case $basic_machine in
 			-genix*)
 				vendor=ns
 				;;
-			-mvs*)
+			-mvs* | -opened*)
 				vendor=ibm
 				;;
 			-ptx*)