Bring in support for the NFP target in the config.sub file.

	* config.guess: Synchronize with config project master sources.
	* config.sub: Likewise.

1 files changed, 105 insertions, 141 deletions

diff --git a/config.sub b/config.sub
index f2632cd8a2b..6b0995df166 100755
--- a/config.sub
+++ b/config.sub
@@ -2,7 +2,7 @@
 # Configuration validation subroutine script.
 #   Copyright 1992-2018 Free Software Foundation, Inc.
 
-timestamp='2018-01-01'
+timestamp='2018-05-01'
 
 # 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
@@ -94,7 +94,7 @@ while test $# -gt 0 ; do
 
     *local*)
        # First pass through any local machine types.
-       echo $1
+       echo "$1"
        exit ;;
 
     * )
@@ -112,26 +112,31 @@ esac
 
 # Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any).
 # Here we must recognize all the valid KERNEL-OS combinations.
-maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
+maybe_os=`echo "$1" | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
 case $maybe_os in
-  nto-qnx* | linux-gnu* | linux-android* | linux-dietlibc | linux-newlib* | \
-  linux-musl* | linux-uclibc* | uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | \
-  knetbsd*-gnu* | netbsd*-gnu* | netbsd*-eabi* | \
-  kopensolaris*-gnu* | cloudabi*-eabi* | \
-  storm-chaos* | os2-emx* | rtmk-nova*)
-    os=-$maybe_os
-    basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
-    ;;
-  android-linux)
-    os=-linux-android
-    basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`-unknown
-    ;;
-  *)
-    basic_machine=`echo $1 | sed 's/-[^-]*$//'`
-    if [ $basic_machine != $1 ]
-    then os=`echo $1 | sed 's/.*-/-/'`
-    else os=; fi
-    ;;
+    nto-qnx* | linux-gnu* | linux-android* | linux-dietlibc | linux-newlib* | \
+	linux-musl* | linux-uclibc* | uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | \
+	knetbsd*-gnu* | netbsd*-gnu* | netbsd*-eabi* | \
+	kopensolaris*-gnu* | cloudabi*-eabi* | \
+	storm-chaos* | os2-emx* | rtmk-nova*)
+	os=-$maybe_os
+	basic_machine=`echo "$1" | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
+	;;
+    android-linux)
+	os=-linux-android
+	basic_machine=`echo "$1" | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`-unknown
+	;;
+    *)
+	basic_machine=`echo "$1" | sed 's/-[^-]*$//'`
+	case $1 in
+	    *-*)
+		os=`echo "$1" | sed 's/.*-/-/'`
+		;;
+	    *)
+		os=
+		;;
+	esac
+	;;
 esac
 
 ### Let's recognize common machines as not being operating systems so
@@ -178,44 +183,44 @@ case $os in
 		;;
 	-sco6)
 		os=-sco5v6
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-sco5)
 		os=-sco3.2v5
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-sco4)
 		os=-sco3.2v4
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-sco3.2.[4-9]*)
 		os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-sco3.2v[4-9]*)
 		# Don't forget version if it is 3.2v4 or newer.
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-sco5v6*)
 		# Don't forget version if it is 3.2v4 or newer.
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-sco*)
 		os=-sco3.2v2
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-udk*)
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-isc)
 		os=-isc2.2
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-clix*)
 		basic_machine=clipper-intergraph
 		;;
 	-isc*)
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
 		;;
 	-lynx*178)
 		os=-lynxos178
@@ -227,7 +232,7 @@ case $os in
 		os=-lynxos
 		;;
 	-ptx*)
-		basic_machine=`echo $1 | sed -e 's/86-.*/86-sequent/'`
+		basic_machine=`echo "$1" | sed -e 's/86-.*/86-sequent/'`
 		;;
 	-psos*)
 		os=-psos
@@ -249,12 +254,12 @@ case $basic_machine in
 	| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
 	| am33_2.0 \
 	| arc | arceb \
-	| arm | arm[bl]e | arme[lb] | armv[2-8] | armv[3-8][lb] | armv7[arm] \
+	| arm | arm[bl]e | arme[lb] | armv[2-8] | armv[3-8][lb] | armv6m | armv[78][arm] \
 	| avr | avr32 \
 	| ba \
 	| be32 | be64 \
 	| bfin \
-	| c4x | c8051 | clipper \
+	| c4x | c8051 | clipper | csky \
 	| d10v | d30v | dlx | dsp16xx \
 	| e2k | epiphany \
 	| fido | fr30 | frv | ft32 \
@@ -293,10 +298,11 @@ case $basic_machine in
 	| mt \
 	| msp430 \
 	| nds32 | nds32le | nds32be \
+	| nfp \
 	| nios | nios2 | nios2eb | nios2el \
 	| ns16k | ns32k \
 	| open8 | or1k | or1knd | or32 \
-	| pdp10 | pdp11 | pj | pjl \
+	| pdp10 | pj | pjl \
 	| powerpc | powerpc64 | powerpc64le | powerpcle \
 	| pru \
 	| pyramid \
@@ -333,7 +339,11 @@ case $basic_machine in
 		basic_machine=$basic_machine-unknown
 		os=-none
 		;;
-	m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65 | z8k)
+	m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65)
+		;;
+	m9s12z | m68hcs12z | hcs12z | s12z)
+		basic_machine=s12z-unknown
+		os=-none
 		;;
 	ms1)
 		basic_machine=mt-unknown
@@ -362,7 +372,7 @@ case $basic_machine in
 	  ;;
 	# Object if more than one company name word.
 	*-*-*)
-		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
+		echo Invalid configuration \`"$1"\': machine \`"$basic_machine"\' not recognized 1>&2
 		exit 1
 		;;
 	# Recognize the basic CPU types with company name.
@@ -378,7 +388,7 @@ case $basic_machine in
 	| be32-* | be64-* \
 	| bfin-* | bs2000-* \
 	| c[123]* | c30-* | [cjt]90-* | c4x-* \
-	| c8051-* | clipper-* | craynv-* | cydra-* \
+	| c8051-* | clipper-* | craynv-* | csky-* | cydra-* \
 	| d10v-* | d30v-* | dlx-* \
 	| e2k-* | elxsi-* \
 	| f30[01]-* | f700-* | fido-* | fr30-* | frv-* | fx80-* \
@@ -419,6 +429,7 @@ case $basic_machine in
 	| mt-* \
 	| msp430-* \
 	| nds32-* | nds32le-* | nds32be-* \
+	| nfp-* \
 	| nios-* | nios2-* | nios2eb-* | nios2el-* \
 	| none-* | np1-* | ns16k-* | ns32k-* \
 	| open8-* \
@@ -457,7 +468,7 @@ case $basic_machine in
 	# Recognize the various machine names and aliases which stand
 	# for a CPU type and a company and sometimes even an OS.
 	386bsd)
-		basic_machine=i386-unknown
+		basic_machine=i386-pc
 		os=-bsd
 		;;
 	3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
@@ -491,7 +502,7 @@ case $basic_machine in
 		basic_machine=x86_64-pc
 		;;
 	amd64-*)
-		basic_machine=x86_64-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=x86_64-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	amdahl)
 		basic_machine=580-amdahl
@@ -536,7 +547,7 @@ case $basic_machine in
 		os=-linux
 		;;
 	blackfin-*)
-		basic_machine=bfin-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=bfin-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		os=-linux
 		;;
 	bluegene*)
@@ -544,13 +555,13 @@ case $basic_machine in
 		os=-cnk
 		;;
 	c54x-*)
-		basic_machine=tic54x-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=tic54x-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	c55x-*)
-		basic_machine=tic55x-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=tic55x-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	c6x-*)
-		basic_machine=tic6x-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=tic6x-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	c90)
 		basic_machine=c90-cray
@@ -648,7 +659,7 @@ case $basic_machine in
 		os=$os"spe"
 		;;
 	e500v[12]-*)
-		basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=powerpc-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		os=$os"spe"
 		;;
 	ebmon29k)
@@ -740,9 +751,6 @@ case $basic_machine in
 	hp9k8[0-9][0-9] | hp8[0-9][0-9])
 		basic_machine=hppa1.0-hp
 		;;
-	hppa-next)
-		os=-nextstep3
-		;;
 	hppaosf)
 		basic_machine=hppa1.1-hp
 		os=-osf
@@ -755,26 +763,26 @@ case $basic_machine in
 		basic_machine=i370-ibm
 		;;
 	i*86v32)
-		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
 		os=-sysv32
 		;;
 	i*86v4*)
-		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
 		os=-sysv4
 		;;
 	i*86v)
-		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
 		os=-sysv
 		;;
 	i*86sol2)
-		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
+		basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
 		os=-solaris2
 		;;
 	i386mach)
 		basic_machine=i386-mach
 		os=-mach
 		;;
-	i386-vsta | vsta)
+	vsta)
 		basic_machine=i386-unknown
 		os=-vsta
 		;;
@@ -793,19 +801,16 @@ case $basic_machine in
 		os=-sysv
 		;;
 	leon-*|leon[3-9]-*)
-		basic_machine=sparc-`echo $basic_machine | sed 's/-.*//'`
+		basic_machine=sparc-`echo "$basic_machine" | sed 's/-.*//'`
 		;;
 	m68knommu)
 		basic_machine=m68k-unknown
 		os=-linux
 		;;
 	m68knommu-*)
-		basic_machine=m68k-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=m68k-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		os=-linux
 		;;
-	m88k-omron*)
-		basic_machine=m88k-omron
-		;;
 	magnum | m3230)
 		basic_machine=mips-mips
 		os=-sysv
@@ -837,10 +842,10 @@ case $basic_machine in
 		os=-mint
 		;;
 	mips3*-*)
-		basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`
+		basic_machine=`echo "$basic_machine" | sed -e 's/mips3/mips64/'`
 		;;
 	mips3*)
-		basic_machine=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
+		basic_machine=`echo "$basic_machine" | sed -e 's/mips3/mips64/'`-unknown
 		;;
 	monitor)
 		basic_machine=m68k-rom68k
@@ -859,7 +864,7 @@ case $basic_machine in
 		os=-msdos
 		;;
 	ms1-*)
-		basic_machine=`echo $basic_machine | sed -e 's/ms1-/mt-/'`
+		basic_machine=`echo "$basic_machine" | sed -e 's/ms1-/mt-/'`
 		;;
 	msys)
 		basic_machine=i686-pc
@@ -946,6 +951,9 @@ case $basic_machine in
 	nsr-tandem)
 		basic_machine=nsr-tandem
 		;;
+	nsv-tandem)
+		basic_machine=nsv-tandem
+		;;
 	nsx-tandem)
 		basic_machine=nsx-tandem
 		;;
@@ -981,7 +989,7 @@ case $basic_machine in
 		os=-linux
 		;;
 	parisc-*)
-		basic_machine=hppa-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=hppa-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		os=-linux
 		;;
 	pbd)
@@ -997,7 +1005,7 @@ case $basic_machine in
 		basic_machine=i386-pc
 		;;
 	pc98-*)
-		basic_machine=i386-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=i386-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	pentium | p5 | k5 | k6 | nexgen | viac3)
 		basic_machine=i586-pc
@@ -1012,16 +1020,16 @@ case $basic_machine in
 		basic_machine=i786-pc
 		;;
 	pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*)
-		basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=i586-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	pentiumpro-* | p6-* | 6x86-* | athlon-*)
-		basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=i686-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*)
-		basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=i686-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	pentium4-*)
-		basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=i786-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	pn)
 		basic_machine=pn-gould
@@ -1031,23 +1039,23 @@ case $basic_machine in
 	ppc | ppcbe)	basic_machine=powerpc-unknown
 		;;
 	ppc-* | ppcbe-*)
-		basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=powerpc-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	ppcle | powerpclittle)
 		basic_machine=powerpcle-unknown
 		;;
 	ppcle-* | powerpclittle-*)
-		basic_machine=powerpcle-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=powerpcle-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	ppc64)	basic_machine=powerpc64-unknown
 		;;
-	ppc64-*) basic_machine=powerpc64-`echo $basic_machine | sed 's/^[^-]*-//'`
+	ppc64-*) basic_machine=powerpc64-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	ppc64le | powerpc64little)
 		basic_machine=powerpc64le-unknown
 		;;
 	ppc64le-* | powerpc64little-*)
-		basic_machine=powerpc64le-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=powerpc64le-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	ps2)
 		basic_machine=i386-ibm
@@ -1101,17 +1109,10 @@ case $basic_machine in
 	sequent)
 		basic_machine=i386-sequent
 		;;
-	sh)
-		basic_machine=sh-hitachi
-		os=-hms
-		;;
 	sh5el)
 		basic_machine=sh5le-unknown
 		;;
-	sh64)
-		basic_machine=sh64-unknown
-		;;
-	sparclite-wrs | simso-wrs)
+	simso-wrs)
 		basic_machine=sparclite-wrs
 		os=-vxworks
 		;;
@@ -1130,7 +1131,7 @@ case $basic_machine in
 		os=-sysv4
 		;;
 	strongarm-* | thumb-*)
-		basic_machine=arm-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=arm-`echo "$basic_machine" | sed 's/^[^-]*-//'`
 		;;
 	sun2)
 		basic_machine=m68000-sun
@@ -1244,9 +1245,6 @@ case $basic_machine in
 		basic_machine=a29k-wrs
 		os=-vxworks
 		;;
-	wasm32)
-		basic_machine=wasm32-unknown
-		;;
 	w65*)
 		basic_machine=w65-wdc
 		os=-none
@@ -1266,20 +1264,12 @@ case $basic_machine in
 		basic_machine=xps100-honeywell
 		;;
 	xscale-* | xscalee[bl]-*)
-		basic_machine=`echo $basic_machine | sed 's/^xscale/arm/'`
+		basic_machine=`echo "$basic_machine" | sed 's/^xscale/arm/'`
 		;;
 	ymp)
 		basic_machine=ymp-cray
 		os=-unicos
 		;;
-	z8k-*-coff)
-		basic_machine=z8k-unknown
-		os=-sim
-		;;
-	z80-*-coff)
-		basic_machine=z80-unknown
-		os=-sim
-		;;
 	none)
 		basic_machine=none-none
 		os=-none
@@ -1308,10 +1298,6 @@ case $basic_machine in
 	vax)
 		basic_machine=vax-dec
 		;;
-	pdp10)
-		# there are many clones, so DEC is not a safe bet
-		basic_machine=pdp10-unknown
-		;;
 	pdp11)
 		basic_machine=pdp11-dec
 		;;
@@ -1321,9 +1307,6 @@ case $basic_machine in
 	sh[1234] | sh[24]a | sh[24]aeb | sh[34]eb | sh[1234]le | sh[23]ele)
 		basic_machine=sh-unknown
 		;;
-	sparc | sparcv8 | sparcv9 | sparcv9b | sparcv9v)
-		basic_machine=sparc-sun
-		;;
 	cydra)
 		basic_machine=cydra-cydrome
 		;;
@@ -1343,7 +1326,7 @@ case $basic_machine in
 		# Make sure to match an already-canonicalized machine name.
 		;;
 	*)
-		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
+		echo Invalid configuration \`"$1"\': machine \`"$basic_machine"\' not recognized 1>&2
 		exit 1
 		;;
 esac
@@ -1351,10 +1334,10 @@ esac
 # Here we canonicalize certain aliases for manufacturers.
 case $basic_machine in
 	*-digital*)
-		basic_machine=`echo $basic_machine | sed 's/digital.*/dec/'`
+		basic_machine=`echo "$basic_machine" | sed 's/digital.*/dec/'`
 		;;
 	*-commodore*)
-		basic_machine=`echo $basic_machine | sed 's/commodore.*/cbm/'`
+		basic_machine=`echo "$basic_machine" | sed 's/commodore.*/cbm/'`
 		;;
 	*)
 		;;
@@ -1377,15 +1360,16 @@ case $os in
 	-solaris)
 		os=-solaris2
 		;;
-	-svr4*)
-		os=-sysv4
-		;;
 	-unixware*)
 		os=-sysv4.2uw
 		;;
 	-gnu/linux*)
 		os=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
 		;;
+	# es1800 is here to avoid being matched by es* (a different OS)
+	-es1800*)
+		os=-ose
+		;;
 	# Now accept the basic system types.
 	# The portable systems comes first.
 	# Each alternative MUST end in a * to match a version number.
@@ -1398,25 +1382,26 @@ case $os in
 	      | -aos* | -aros* | -cloudabi* | -sortix* \
 	      | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
 	      | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
-	      | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* \
+	      | -hiux* | -knetbsd* | -mirbsd* | -netbsd* \
 	      | -bitrig* | -openbsd* | -solidbsd* | -libertybsd* \
 	      | -ekkobsd* | -kfreebsd* | -freebsd* | -riscix* | -lynxos* \
 	      | -bosx* | -nextstep* | -cxux* | -aout* | -elf* | -oabi* \
 	      | -ptx* | -coff* | -ecoff* | -winnt* | -domain* | -vsta* \
-	      | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
+	      | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* | -hcos* \
 	      | -chorusos* | -chorusrdb* | -cegcc* | -glidix* \
 	      | -cygwin* | -msys* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
 	      | -midipix* | -mingw32* | -mingw64* | -linux-gnu* | -linux-android* \
 	      | -linux-newlib* | -linux-musl* | -linux-uclibc* \
 	      | -uxpv* | -beos* | -mpeix* | -udk* | -moxiebox* \
-	      | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \
+	      | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* \
 	      | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
 	      | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \
 	      | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \
-	      | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \
+	      | -morphos* | -superux* | -rtmk* | -windiss* \
 	      | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \
 	      | -skyos* | -haiku* | -rdos* | -toppers* | -drops* | -es* \
-	      | -onefs* | -tirtos* | -phoenix* | -fuchsia* | -redox* | -bme*)
+	      | -onefs* | -tirtos* | -phoenix* | -fuchsia* | -redox* | -bme* \
+	      | -midnightbsd*)
 	# Remember, each alternative MUST END IN *, to match a version number.
 		;;
 	-qnx*)
@@ -1433,12 +1418,12 @@ case $os in
 	-nto*)
 		os=`echo $os | sed -e 's|nto|nto-qnx|'`
 		;;
-	-sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \
-	      | -windows* | -osx | -abug | -netware* | -os9* | -beos* | -haiku* \
+	-sim | -xray | -os68k* | -v88r* \
+	      | -windows* | -osx | -abug | -netware* | -os9* \
 	      | -macos* | -mpw* | -magic* | -mmixware* | -mon960* | -lnews*)
 		;;
 	-mac*)
-		os=`echo $os | sed -e 's|mac|macos|'`
+		os=`echo "$os" | sed -e 's|mac|macos|'`
 		;;
 	-linux-dietlibc)
 		os=-linux-dietlibc
@@ -1447,10 +1432,10 @@ case $os in
 		os=`echo $os | sed -e 's|linux|linux-gnu|'`
 		;;
 	-sunos5*)
-		os=`echo $os | sed -e 's|sunos5|solaris2|'`
+		os=`echo "$os" | sed -e 's|sunos5|solaris2|'`
 		;;
 	-sunos6*)
-		os=`echo $os | sed -e 's|sunos6|solaris3|'`
+		os=`echo "$os" | sed -e 's|sunos6|solaris3|'`
 		;;
 	-opened*)
 		os=-openedition
@@ -1461,12 +1446,6 @@ case $os in
 	-wince*)
 		os=-wince
 		;;
-	-osfrose*)
-		os=-osfrose
-		;;
-	-osf*)
-		os=-osf
-		;;
 	-utek*)
 		os=-bsd
 		;;
@@ -1513,7 +1492,7 @@ case $os in
 	-oss*)
 		os=-sysv3
 		;;
-	-svr4)
+	-svr4*)
 		os=-sysv4
 		;;
 	-svr3)
@@ -1528,18 +1507,9 @@ case $os in
 	-ose*)
 		os=-ose
 		;;
-	-es1800*)
-		os=-ose
-		;;
-	-xenix)
-		os=-xenix
-		;;
 	-*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
 		os=-mint
 		;;
-	-aros*)
-		os=-aros
-		;;
 	-zvmoe)
 		os=-zvmoe
 		;;
@@ -1568,7 +1538,7 @@ case $os in
 	*)
 		# Get rid of the `-' at the beginning of $os.
 		os=`echo $os | sed 's/[^-]*-//'`
-		echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
+		echo Invalid configuration \`"$1"\': system \`"$os"\' not recognized 1>&2
 		exit 1
 		;;
 esac
@@ -1664,9 +1634,6 @@ case $basic_machine in
 	*-be)
 		os=-beos
 		;;
-	*-haiku)
-		os=-haiku
-		;;
 	*-ibm)
 		os=-aix
 		;;
@@ -1721,9 +1688,6 @@ case $basic_machine in
 	i370-*)
 		os=-mvs
 		;;
-	*-next)
-		os=-nextstep3
-		;;
 	*-gould)
 		os=-sysv
 		;;
@@ -1833,15 +1797,15 @@ case $basic_machine in
 				vendor=stratus
 				;;
 		esac
-		basic_machine=`echo $basic_machine | sed "s/unknown/$vendor/"`
+		basic_machine=`echo "$basic_machine" | sed "s/unknown/$vendor/"`
 		;;
 esac
 
-echo $basic_machine$os
+echo "$basic_machine$os"
 exit
 
 # Local variables:
-# eval: (add-hook 'write-file-functions 'time-stamp)
+# eval: (add-hook 'before-save-hook 'time-stamp)
 # time-stamp-start: "timestamp='"
 # time-stamp-format: "%:y-%02m-%02d"
 # time-stamp-end: "'"