texlive[50687] trunk: tl-update-auto

commits+karl at tug.org commits+karl at tug.org
Mon Apr 1 02:24:29 CEST 2019


Revision: 50687
          http://tug.org/svn/texlive?view=revision&revision=50687
Author:   karl
Date:     2019-04-01 02:24:29 +0200 (Mon, 01 Apr 2019)
Log Message:
-----------
tl-update-auto

Modified Paths:
--------------
    trunk/Build/source/build-aux/config.sub
    trunk/Build/source/libs/freetype2/freetype-src/builds/unix/config.sub
    trunk/Build/source/libs/icu/icu-src/source/config.sub
    trunk/Build/source/utils/asymptote/config.sub
    trunk/Master/doc.html
    trunk/Master/texmf-dist/tex/texinfo/texinfo.tex

Modified: trunk/Build/source/build-aux/config.sub
===================================================================
--- trunk/Build/source/build-aux/config.sub	2019-04-01 00:18:34 UTC (rev 50686)
+++ trunk/Build/source/build-aux/config.sub	2019-04-01 00:24:29 UTC (rev 50687)
@@ -822,7 +822,9 @@
 		cpu=m68k
 		vendor=next
 		case $os in
-		    nextstep* )
+		    openstep*)
+		        ;;
+		    nextstep*)
 			;;
 		    ns2*)
 		      os=nextstep2

Modified: trunk/Build/source/libs/freetype2/freetype-src/builds/unix/config.sub
===================================================================
--- trunk/Build/source/libs/freetype2/freetype-src/builds/unix/config.sub	2019-04-01 00:18:34 UTC (rev 50686)
+++ trunk/Build/source/libs/freetype2/freetype-src/builds/unix/config.sub	2019-04-01 00:24:29 UTC (rev 50687)
@@ -822,7 +822,9 @@
 		cpu=m68k
 		vendor=next
 		case $os in
-		    nextstep* )
+		    openstep*)
+		        ;;
+		    nextstep*)
 			;;
 		    ns2*)
 		      os=nextstep2

Modified: trunk/Build/source/libs/icu/icu-src/source/config.sub
===================================================================
--- trunk/Build/source/libs/icu/icu-src/source/config.sub	2019-04-01 00:18:34 UTC (rev 50686)
+++ trunk/Build/source/libs/icu/icu-src/source/config.sub	2019-04-01 00:24:29 UTC (rev 50687)
@@ -822,7 +822,9 @@
 		cpu=m68k
 		vendor=next
 		case $os in
-		    nextstep* )
+		    openstep*)
+		        ;;
+		    nextstep*)
 			;;
 		    ns2*)
 		      os=nextstep2

Modified: trunk/Build/source/utils/asymptote/config.sub
===================================================================
--- trunk/Build/source/utils/asymptote/config.sub	2019-04-01 00:18:34 UTC (rev 50686)
+++ trunk/Build/source/utils/asymptote/config.sub	2019-04-01 00:24:29 UTC (rev 50687)
@@ -1,8 +1,8 @@
 #! /bin/sh
 # Configuration validation subroutine script.
-#   Copyright 1992-2018 Free Software Foundation, Inc.
+#   Copyright 1992-2019 Free Software Foundation, Inc.
 
-timestamp='2018-03-08'
+timestamp='2019-01-05'
 
 # 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
@@ -67,7 +67,7 @@
 version="\
 GNU config.sub ($timestamp)
 
-Copyright 1992-2018 Free Software Foundation, Inc.
+Copyright 1992-2019 Free Software Foundation, Inc.
 
 This is free software; see the source for copying conditions.  There is NO
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
@@ -89,7 +89,7 @@
     - )	# Use stdin as input.
        break ;;
     -* )
-       echo "$me: invalid option $1$help"
+       echo "$me: invalid option $1$help" >&2
        exit 1 ;;
 
     *local*)
@@ -110,1223 +110,1166 @@
     exit 1;;
 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/'`
-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
-    ;;
-esac
+# Split fields of configuration type
+# shellcheck disable=SC2162
+IFS="-" read field1 field2 field3 field4 <<EOF
+$1
+EOF
 
-### Let's recognize common machines as not being operating systems so
-### that things like config.sub decstation-3100 work.  We also
-### recognize some manufacturers as not being operating systems, so we
-### can provide default operating systems below.
-case $os in
-	-sun*os*)
-		# Prevent following clause from handling this invalid input.
+# Separate into logical components for further validation
+case $1 in
+	*-*-*-*-*)
+		echo Invalid configuration \`"$1"\': more than four components >&2
+		exit 1
 		;;
-	-dec* | -mips* | -sequent* | -encore* | -pc532* | -sgi* | -sony* | \
-	-att* | -7300* | -3300* | -delta* | -motorola* | -sun[234]* | \
-	-unicom* | -ibm* | -next | -hp | -isi* | -apollo | -altos* | \
-	-convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\
-	-c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \
-	-harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp | \
-	-apple | -axis | -knuth | -cray | -microblaze*)
-		os=
-		basic_machine=$1
+	*-*-*-*)
+		basic_machine=$field1-$field2
+		os=$field3-$field4
 		;;
-	-bluegene*)
-		os=-cnk
+	*-*-*)
+		# Ambiguous whether COMPANY is present, or skipped and KERNEL-OS is two
+		# parts
+		maybe_os=$field2-$field3
+		case $maybe_os in
+			nto-qnx* | linux-gnu* | linux-android* | linux-dietlibc \
+			| linux-newlib* | linux-musl* | linux-uclibc* | uclinux-uclibc* \
+			| uclinux-gnu* | kfreebsd*-gnu* | knetbsd*-gnu* | netbsd*-gnu* \
+			| netbsd*-eabi* | kopensolaris*-gnu* | cloudabi*-eabi* \
+			| storm-chaos* | os2-emx* | rtmk-nova*)
+				basic_machine=$field1
+				os=$maybe_os
+				;;
+			android-linux)
+				basic_machine=$field1-unknown
+				os=linux-android
+				;;
+			*)
+				basic_machine=$field1-$field2
+				os=$field3
+				;;
+		esac
 		;;
-	-sim | -cisco | -oki | -wec | -winbond)
-		os=
-		basic_machine=$1
+	*-*)
+		# A lone config we happen to match not fitting any pattern
+		case $field1-$field2 in
+			decstation-3100)
+				basic_machine=mips-dec
+				os=
+				;;
+			*-*)
+				# Second component is usually, but not always the OS
+				case $field2 in
+					# Prevent following clause from handling this valid os
+					sun*os*)
+						basic_machine=$field1
+						os=$field2
+						;;
+					# Manufacturers
+					dec* | mips* | sequent* | encore* | pc533* | sgi* | sony* \
+					| att* | 7300* | 3300* | delta* | motorola* | sun[234]* \
+					| unicom* | ibm* | next | hp | isi* | apollo | altos* \
+					| convergent* | ncr* | news | 32* | 3600* | 3100* \
+					| hitachi* | c[123]* | convex* | sun | crds | omron* | dg \
+					| ultra | tti* | harris | dolphin | highlevel | gould \
+					| cbm | ns | masscomp | apple | axis | knuth | cray \
+					| microblaze* | sim | cisco \
+					| oki | wec | wrs | winbond)
+						basic_machine=$field1-$field2
+						os=
+						;;
+					*)
+						basic_machine=$field1
+						os=$field2
+						;;
+				esac
+			;;
+		esac
 		;;
-	-scout)
+	*)
+		# Convert single-component short-hands not valid as part of
+		# multi-component configurations.
+		case $field1 in
+			386bsd)
+				basic_machine=i386-pc
+				os=bsd
+				;;
+			a29khif)
+				basic_machine=a29k-amd
+				os=udi
+				;;
+			adobe68k)
+				basic_machine=m68010-adobe
+				os=scout
+				;;
+			alliant)
+				basic_machine=fx80-alliant
+				os=
+				;;
+			altos | altos3068)
+				basic_machine=m68k-altos
+				os=
+				;;
+			am29k)
+				basic_machine=a29k-none
+				os=bsd
+				;;
+			amdahl)
+				basic_machine=580-amdahl
+				os=sysv
+				;;
+			amiga)
+				basic_machine=m68k-unknown
+				os=
+				;;
+			amigaos | amigados)
+				basic_machine=m68k-unknown
+				os=amigaos
+				;;
+			amigaunix | amix)
+				basic_machine=m68k-unknown
+				os=sysv4
+				;;
+			apollo68)
+				basic_machine=m68k-apollo
+				os=sysv
+				;;
+			apollo68bsd)
+				basic_machine=m68k-apollo
+				os=bsd
+				;;
+			aros)
+				basic_machine=i386-pc
+				os=aros
+				;;
+			aux)
+				basic_machine=m68k-apple
+				os=aux
+				;;
+			balance)
+				basic_machine=ns32k-sequent
+				os=dynix
+				;;
+			blackfin)
+				basic_machine=bfin-unknown
+				os=linux
+				;;
+			cegcc)
+				basic_machine=arm-unknown
+				os=cegcc
+				;;
+			convex-c1)
+				basic_machine=c1-convex
+				os=bsd
+				;;
+			convex-c2)
+				basic_machine=c2-convex
+				os=bsd
+				;;
+			convex-c32)
+				basic_machine=c32-convex
+				os=bsd
+				;;
+			convex-c34)
+				basic_machine=c34-convex
+				os=bsd
+				;;
+			convex-c38)
+				basic_machine=c38-convex
+				os=bsd
+				;;
+			cray)
+				basic_machine=j90-cray
+				os=unicos
+				;;
+			crds | unos)
+				basic_machine=m68k-crds
+				os=
+				;;
+			da30)
+				basic_machine=m68k-da30
+				os=
+				;;
+			decstation | pmax | pmin | dec3100 | decstatn)
+				basic_machine=mips-dec
+				os=
+				;;
+			delta88)
+				basic_machine=m88k-motorola
+				os=sysv3
+				;;
+			dicos)
+				basic_machine=i686-pc
+				os=dicos
+				;;
+			djgpp)
+				basic_machine=i586-pc
+				os=msdosdjgpp
+				;;
+			ebmon29k)
+				basic_machine=a29k-amd
+				os=ebmon
+				;;
+			es1800 | OSE68k | ose68k | ose | OSE)
+				basic_machine=m68k-ericsson
+				os=ose
+				;;
+			gmicro)
+				basic_machine=tron-gmicro
+				os=sysv
+				;;
+			go32)
+				basic_machine=i386-pc
+				os=go32
+				;;
+			h8300hms)
+				basic_machine=h8300-hitachi
+				os=hms
+				;;
+			h8300xray)
+				basic_machine=h8300-hitachi
+				os=xray
+				;;
+			h8500hms)
+				basic_machine=h8500-hitachi
+				os=hms
+				;;
+			harris)
+				basic_machine=m88k-harris
+				os=sysv3
+				;;
+			hp300)
+				basic_machine=m68k-hp
+				;;
+			hp300bsd)
+				basic_machine=m68k-hp
+				os=bsd
+				;;
+			hp300hpux)
+				basic_machine=m68k-hp
+				os=hpux
+				;;
+			hppaosf)
+				basic_machine=hppa1.1-hp
+				os=osf
+				;;
+			hppro)
+				basic_machine=hppa1.1-hp
+				os=proelf
+				;;
+			i386mach)
+				basic_machine=i386-mach
+				os=mach
+				;;
+			vsta)
+				basic_machine=i386-pc
+				os=vsta
+				;;
+			isi68 | isi)
+				basic_machine=m68k-isi
+				os=sysv
+				;;
+			m68knommu)
+				basic_machine=m68k-unknown
+				os=linux
+				;;
+			magnum | m3230)
+				basic_machine=mips-mips
+				os=sysv
+				;;
+			merlin)
+				basic_machine=ns32k-utek
+				os=sysv
+				;;
+			mingw64)
+				basic_machine=x86_64-pc
+				os=mingw64
+				;;
+			mingw32)
+				basic_machine=i686-pc
+				os=mingw32
+				;;
+			mingw32ce)
+				basic_machine=arm-unknown
+				os=mingw32ce
+				;;
+			monitor)
+				basic_machine=m68k-rom68k
+				os=coff
+				;;
+			morphos)
+				basic_machine=powerpc-unknown
+				os=morphos
+				;;
+			moxiebox)
+				basic_machine=moxie-unknown
+				os=moxiebox
+				;;
+			msdos)
+				basic_machine=i386-pc
+				os=msdos
+				;;
+			msys)
+				basic_machine=i686-pc
+				os=msys
+				;;
+			mvs)
+				basic_machine=i370-ibm
+				os=mvs
+				;;
+			nacl)
+				basic_machine=le32-unknown
+				os=nacl
+				;;
+			ncr3000)
+				basic_machine=i486-ncr
+				os=sysv4
+				;;
+			netbsd386)
+				basic_machine=i386-pc
+				os=netbsd
+				;;
+			netwinder)
+				basic_machine=armv4l-rebel
+				os=linux
+				;;
+			news | news700 | news800 | news900)
+				basic_machine=m68k-sony
+				os=newsos
+				;;
+			news1000)
+				basic_machine=m68030-sony
+				os=newsos
+				;;
+			necv70)
+				basic_machine=v70-nec
+				os=sysv
+				;;
+			nh3000)
+				basic_machine=m68k-harris
+				os=cxux
+				;;
+			nh[45]000)
+				basic_machine=m88k-harris
+				os=cxux
+				;;
+			nindy960)
+				basic_machine=i960-intel
+				os=nindy
+				;;
+			mon960)
+				basic_machine=i960-intel
+				os=mon960
+				;;
+			nonstopux)
+				basic_machine=mips-compaq
+				os=nonstopux
+				;;
+			os400)
+				basic_machine=powerpc-ibm
+				os=os400
+				;;
+			OSE68000 | ose68000)
+				basic_machine=m68000-ericsson
+				os=ose
+				;;
+			os68k)
+				basic_machine=m68k-none
+				os=os68k
+				;;
+			paragon)
+				basic_machine=i860-intel
+				os=osf
+				;;
+			parisc)
+				basic_machine=hppa-unknown
+				os=linux
+				;;
+			pw32)
+				basic_machine=i586-unknown
+				os=pw32
+				;;
+			rdos | rdos64)
+				basic_machine=x86_64-pc
+				os=rdos
+				;;
+			rdos32)
+				basic_machine=i386-pc
+				os=rdos
+				;;
+			rom68k)
+				basic_machine=m68k-rom68k
+				os=coff
+				;;
+			sa29200)
+				basic_machine=a29k-amd
+				os=udi
+				;;
+			sei)
+				basic_machine=mips-sei
+				os=seiux
+				;;
+			sequent)
+				basic_machine=i386-sequent
+				os=
+				;;
+			sps7)
+				basic_machine=m68k-bull
+				os=sysv2
+				;;
+			st2000)
+				basic_machine=m68k-tandem
+				os=
+				;;
+			stratus)
+				basic_machine=i860-stratus
+				os=sysv4
+				;;
+			sun2)
+				basic_machine=m68000-sun
+				os=
+				;;
+			sun2os3)
+				basic_machine=m68000-sun
+				os=sunos3
+				;;
+			sun2os4)
+				basic_machine=m68000-sun
+				os=sunos4
+				;;
+			sun3)
+				basic_machine=m68k-sun
+				os=
+				;;
+			sun3os3)
+				basic_machine=m68k-sun
+				os=sunos3
+				;;
+			sun3os4)
+				basic_machine=m68k-sun
+				os=sunos4
+				;;
+			sun4)
+				basic_machine=sparc-sun
+				os=
+				;;
+			sun4os3)
+				basic_machine=sparc-sun
+				os=sunos3
+				;;
+			sun4os4)
+				basic_machine=sparc-sun
+				os=sunos4
+				;;
+			sun4sol2)
+				basic_machine=sparc-sun
+				os=solaris2
+				;;
+			sun386 | sun386i | roadrunner)
+				basic_machine=i386-sun
+				os=
+				;;
+			sv1)
+				basic_machine=sv1-cray
+				os=unicos
+				;;
+			symmetry)
+				basic_machine=i386-sequent
+				os=dynix
+				;;
+			t3e)
+				basic_machine=alphaev5-cray
+				os=unicos
+				;;
+			t90)
+				basic_machine=t90-cray
+				os=unicos
+				;;
+			toad1)
+				basic_machine=pdp10-xkl
+				os=tops20
+				;;
+			tpf)
+				basic_machine=s390x-ibm
+				os=tpf
+				;;
+			udi29k)
+				basic_machine=a29k-amd
+				os=udi
+				;;
+			ultra3)
+				basic_machine=a29k-nyu
+				os=sym1
+				;;
+			v810 | necv810)
+				basic_machine=v810-nec
+				os=none
+				;;
+			vaxv)
+				basic_machine=vax-dec
+				os=sysv
+				;;
+			vms)
+				basic_machine=vax-dec
+				os=vms
+				;;
+			vxworks960)
+				basic_machine=i960-wrs
+				os=vxworks
+				;;
+			vxworks68)
+				basic_machine=m68k-wrs
+				os=vxworks
+				;;
+			vxworks29k)
+				basic_machine=a29k-wrs
+				os=vxworks
+				;;
+			xbox)
+				basic_machine=i686-pc
+				os=mingw32
+				;;
+			ymp)
+				basic_machine=ymp-cray
+				os=unicos
+				;;
+			*)
+				basic_machine=$1
+				os=
+				;;
+		esac
 		;;
-	-wrs)
-		os=-vxworks
-		basic_machine=$1
-		;;
-	-chorusos*)
-		os=-chorusos
-		basic_machine=$1
-		;;
-	-chorusrdb)
-		os=-chorusrdb
-		basic_machine=$1
-		;;
-	-hiux*)
-		os=-hiuxwe2
-		;;
-	-sco6)
-		os=-sco5v6
-		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
-		;;
-	-sco5)
-		os=-sco3.2v5
-		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
-		;;
-	-sco4)
-		os=-sco3.2v4
-		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/'`
-		;;
-	-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/'`
-		;;
-	-sco5v6*)
-		# Don't forget version if it is 3.2v4 or newer.
-		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
-		;;
-	-sco*)
-		os=-sco3.2v2
-		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
-		;;
-	-udk*)
-		basic_machine=`echo "$1" | sed -e 's/86-.*/86-pc/'`
-		;;
-	-isc)
-		os=-isc2.2
-		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/'`
-		;;
-	-lynx*178)
-		os=-lynxos178
-		;;
-	-lynx*5)
-		os=-lynxos5
-		;;
-	-lynx*)
-		os=-lynxos
-		;;
-	-ptx*)
-		basic_machine=`echo "$1" | sed -e 's/86-.*/86-sequent/'`
-		;;
-	-psos*)
-		os=-psos
-		;;
-	-mint | -mint[0-9]*)
-		basic_machine=m68k-atari
-		os=-mint
-		;;
 esac
 
-# Decode aliases for certain CPU-COMPANY combinations.
+# Decode 1-component or ad-hoc basic machines
 case $basic_machine in
-	# Recognize the basic CPU types without company name.
-	# Some are omitted here because they have special meanings below.
-	1750a | 580 \
-	| a29k \
-	| aarch64 | aarch64_be \
-	| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
-	| 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] \
-	| avr | avr32 \
-	| ba \
-	| be32 | be64 \
-	| bfin \
-	| c4x | c8051 | clipper \
-	| d10v | d30v | dlx | dsp16xx \
-	| e2k | epiphany \
-	| fido | fr30 | frv | ft32 \
-	| h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \
-	| hexagon \
-	| i370 | i860 | i960 | ia16 | ia64 \
-	| ip2k | iq2000 \
-	| k1om \
-	| le32 | le64 \
-	| lm32 \
-	| m32c | m32r | m32rle | m68000 | m68k | m88k \
-	| maxq | mb | microblaze | microblazeel | mcore | mep | metag \
-	| mips | mipsbe | mipseb | mipsel | mipsle \
-	| mips16 \
-	| mips64 | mips64el \
-	| mips64octeon | mips64octeonel \
-	| mips64orion | mips64orionel \
-	| mips64r5900 | mips64r5900el \
-	| mips64vr | mips64vrel \
-	| mips64vr4100 | mips64vr4100el \
-	| mips64vr4300 | mips64vr4300el \
-	| mips64vr5000 | mips64vr5000el \
-	| mips64vr5900 | mips64vr5900el \
-	| mipsisa32 | mipsisa32el \
-	| mipsisa32r2 | mipsisa32r2el \
-	| mipsisa32r6 | mipsisa32r6el \
-	| mipsisa64 | mipsisa64el \
-	| mipsisa64r2 | mipsisa64r2el \
-	| mipsisa64r6 | mipsisa64r6el \
-	| mipsisa64sb1 | mipsisa64sb1el \
-	| mipsisa64sr71k | mipsisa64sr71kel \
-	| mipsr5900 | mipsr5900el \
-	| mipstx39 | mipstx39el \
-	| mn10200 | mn10300 \
-	| moxie \
-	| mt \
-	| msp430 \
-	| nds32 | nds32le | nds32be \
-	| nios | nios2 | nios2eb | nios2el \
-	| ns16k | ns32k \
-	| open8 | or1k | or1knd | or32 \
-	| pdp10 | pj | pjl \
-	| powerpc | powerpc64 | powerpc64le | powerpcle \
-	| pru \
-	| pyramid \
-	| riscv32 | riscv64 \
-	| rl78 | rx \
-	| score \
-	| sh | sh[1234] | sh[24]a | sh[24]aeb | sh[23]e | sh[234]eb | sheb | shbe | shle | sh[1234]le | sh3ele \
-	| sh64 | sh64le \
-	| sparc | sparc64 | sparc64b | sparc64v | sparc86x | sparclet | sparclite \
-	| sparcv8 | sparcv9 | sparcv9b | sparcv9v \
-	| spu \
-	| tahoe | tic4x | tic54x | tic55x | tic6x | tic80 | tron \
-	| ubicom32 \
-	| v850 | v850e | v850e1 | v850e2 | v850es | v850e2v3 \
-	| visium \
-	| wasm32 \
-	| x86 | xc16x | xstormy16 | xtensa \
-	| z8k | z80)
-		basic_machine=$basic_machine-unknown
+	# Here we handle the default manufacturer of certain CPU types.  It is in
+	# some cases the only manufacturer, in others, it is the most popular.
+	w89k)
+		cpu=hppa1.1
+		vendor=winbond
 		;;
-	c54x)
-		basic_machine=tic54x-unknown
+	op50n)
+		cpu=hppa1.1
+		vendor=oki
 		;;
-	c55x)
-		basic_machine=tic55x-unknown
+	op60c)
+		cpu=hppa1.1
+		vendor=oki
 		;;
-	c6x)
-		basic_machine=tic6x-unknown
+	ibm*)
+		cpu=i370
+		vendor=ibm
 		;;
-	leon|leon[3-9])
-		basic_machine=sparc-$basic_machine
+	orion105)
+		cpu=clipper
+		vendor=highlevel
 		;;
-	m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x | nvptx | picochip)
-		basic_machine=$basic_machine-unknown
-		os=-none
+	mac | mpw | mac-mpw)
+		cpu=m68k
+		vendor=apple
 		;;
-	m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | v70 | w65)
+	pmac | pmac-mpw)
+		cpu=powerpc
+		vendor=apple
 		;;
-	ms1)
-		basic_machine=mt-unknown
-		;;
 
-	strongarm | thumb | xscale)
-		basic_machine=arm-unknown
-		;;
-	xgate)
-		basic_machine=$basic_machine-unknown
-		os=-none
-		;;
-	xscaleeb)
-		basic_machine=armeb-unknown
-		;;
-
-	xscaleel)
-		basic_machine=armel-unknown
-		;;
-
-	# We use `pc' rather than `unknown'
-	# because (1) that's what they normally are, and
-	# (2) the word "unknown" tends to confuse beginning users.
-	i*86 | x86_64)
-	  basic_machine=$basic_machine-pc
-	  ;;
-	# 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.
-	580-* \
-	| a29k-* \
-	| aarch64-* | aarch64_be-* \
-	| alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
-	| alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
-	| alphapca5[67]-* | alpha64pca5[67]-* | arc-* | arceb-* \
-	| arm-*  | armbe-* | armle-* | armeb-* | armv*-* \
-	| avr-* | avr32-* \
-	| ba-* \
-	| be32-* | be64-* \
-	| bfin-* | bs2000-* \
-	| c[123]* | c30-* | [cjt]90-* | c4x-* \
-	| c8051-* | clipper-* | craynv-* | cydra-* \
-	| d10v-* | d30v-* | dlx-* \
-	| e2k-* | elxsi-* \
-	| f30[01]-* | f700-* | fido-* | fr30-* | frv-* | fx80-* \
-	| h8300-* | h8500-* \
-	| hppa-* | hppa1.[01]-* | hppa2.0-* | hppa2.0[nw]-* | hppa64-* \
-	| hexagon-* \
-	| i*86-* | i860-* | i960-* | ia16-* | ia64-* \
-	| ip2k-* | iq2000-* \
-	| k1om-* \
-	| le32-* | le64-* \
-	| lm32-* \
-	| m32c-* | m32r-* | m32rle-* \
-	| m68000-* | m680[012346]0-* | m68360-* | m683?2-* | m68k-* \
-	| m88110-* | m88k-* | maxq-* | mcore-* | metag-* \
-	| microblaze-* | microblazeel-* \
-	| mips-* | mipsbe-* | mipseb-* | mipsel-* | mipsle-* \
-	| mips16-* \
-	| mips64-* | mips64el-* \
-	| mips64octeon-* | mips64octeonel-* \
-	| mips64orion-* | mips64orionel-* \
-	| mips64r5900-* | mips64r5900el-* \
-	| mips64vr-* | mips64vrel-* \
-	| mips64vr4100-* | mips64vr4100el-* \
-	| mips64vr4300-* | mips64vr4300el-* \
-	| mips64vr5000-* | mips64vr5000el-* \
-	| mips64vr5900-* | mips64vr5900el-* \
-	| mipsisa32-* | mipsisa32el-* \
-	| mipsisa32r2-* | mipsisa32r2el-* \
-	| mipsisa32r6-* | mipsisa32r6el-* \
-	| mipsisa64-* | mipsisa64el-* \
-	| mipsisa64r2-* | mipsisa64r2el-* \
-	| mipsisa64r6-* | mipsisa64r6el-* \
-	| mipsisa64sb1-* | mipsisa64sb1el-* \
-	| mipsisa64sr71k-* | mipsisa64sr71kel-* \
-	| mipsr5900-* | mipsr5900el-* \
-	| mipstx39-* | mipstx39el-* \
-	| mmix-* \
-	| mt-* \
-	| msp430-* \
-	| nds32-* | nds32le-* | nds32be-* \
-	| nios-* | nios2-* | nios2eb-* | nios2el-* \
-	| none-* | np1-* | ns16k-* | ns32k-* \
-	| open8-* \
-	| or1k*-* \
-	| orion-* \
-	| pdp10-* | pdp11-* | pj-* | pjl-* | pn-* | power-* \
-	| powerpc-* | powerpc64-* | powerpc64le-* | powerpcle-* \
-	| pru-* \
-	| pyramid-* \
-	| riscv32-* | riscv64-* \
-	| rl78-* | romp-* | rs6000-* | rx-* \
-	| sh-* | sh[1234]-* | sh[24]a-* | sh[24]aeb-* | sh[23]e-* | sh[34]eb-* | sheb-* | shbe-* \
-	| shle-* | sh[1234]le-* | sh3ele-* | sh64-* | sh64le-* \
-	| sparc-* | sparc64-* | sparc64b-* | sparc64v-* | sparc86x-* | sparclet-* \
-	| sparclite-* \
-	| sparcv8-* | sparcv9-* | sparcv9b-* | sparcv9v-* | sv1-* | sx*-* \
-	| tahoe-* \
-	| tic30-* | tic4x-* | tic54x-* | tic55x-* | tic6x-* | tic80-* \
-	| tile*-* \
-	| tron-* \
-	| ubicom32-* \
-	| v850-* | v850e-* | v850e1-* | v850es-* | v850e2-* | v850e2v3-* \
-	| vax-* \
-	| visium-* \
-	| wasm32-* \
-	| we32k-* \
-	| x86-* | x86_64-* | xc16x-* | xps100-* \
-	| xstormy16-* | xtensa*-* \
-	| ymp-* \
-	| z8k-* | z80-*)
-		;;
-	# Recognize the basic CPU types without company name, with glob match.
-	xtensa*)
-		basic_machine=$basic_machine-unknown
-		;;
 	# Recognize the various machine names and aliases which stand
 	# for a CPU type and a company and sometimes even an OS.
-	386bsd)
-		basic_machine=i386-pc
-		os=-bsd
-		;;
 	3b1 | 7300 | 7300-att | att-7300 | pc7300 | safari | unixpc)
-		basic_machine=m68000-att
+		cpu=m68000
+		vendor=att
 		;;
 	3b*)
-		basic_machine=we32k-att
+		cpu=we32k
+		vendor=att
 		;;
-	a29khif)
-		basic_machine=a29k-amd
-		os=-udi
-		;;
-	abacus)
-		basic_machine=abacus-unknown
-		;;
-	adobe68k)
-		basic_machine=m68010-adobe
-		os=-scout
-		;;
-	alliant | fx80)
-		basic_machine=fx80-alliant
-		;;
-	altos | altos3068)
-		basic_machine=m68k-altos
-		;;
-	am29k)
-		basic_machine=a29k-none
-		os=-bsd
-		;;
-	amd64)
-		basic_machine=x86_64-pc
-		;;
-	amd64-*)
-		basic_machine=x86_64-`echo "$basic_machine" | sed 's/^[^-]*-//'`
-		;;
-	amdahl)
-		basic_machine=580-amdahl
-		os=-sysv
-		;;
-	amiga | amiga-*)
-		basic_machine=m68k-unknown
-		;;
-	amigaos | amigados)
-		basic_machine=m68k-unknown
-		os=-amigaos
-		;;
-	amigaunix | amix)
-		basic_machine=m68k-unknown
-		os=-sysv4
-		;;
-	apollo68)
-		basic_machine=m68k-apollo
-		os=-sysv
-		;;
-	apollo68bsd)
-		basic_machine=m68k-apollo
-		os=-bsd
-		;;
-	aros)
-		basic_machine=i386-pc
-		os=-aros
-		;;
-	asmjs)
-		basic_machine=asmjs-unknown
-		;;
-	aux)
-		basic_machine=m68k-apple
-		os=-aux
-		;;
-	balance)
-		basic_machine=ns32k-sequent
-		os=-dynix
-		;;
-	blackfin)
-		basic_machine=bfin-unknown
-		os=-linux
-		;;
-	blackfin-*)
-		basic_machine=bfin-`echo "$basic_machine" | sed 's/^[^-]*-//'`
-		os=-linux
-		;;
 	bluegene*)
-		basic_machine=powerpc-ibm
-		os=-cnk
+		cpu=powerpc
+		vendor=ibm
+		os=cnk
 		;;
-	c54x-*)
-		basic_machine=tic54x-`echo "$basic_machine" | sed 's/^[^-]*-//'`
-		;;
-	c55x-*)
-		basic_machine=tic55x-`echo "$basic_machine" | sed 's/^[^-]*-//'`
-		;;
-	c6x-*)
-		basic_machine=tic6x-`echo "$basic_machine" | sed 's/^[^-]*-//'`
-		;;
-	c90)
-		basic_machine=c90-cray
-		os=-unicos
-		;;
-	cegcc)
-		basic_machine=arm-unknown
-		os=-cegcc
-		;;
-	convex-c1)
-		basic_machine=c1-convex
-		os=-bsd
-		;;
-	convex-c2)
-		basic_machine=c2-convex
-		os=-bsd
-		;;
-	convex-c32)
-		basic_machine=c32-convex
-		os=-bsd
-		;;
-	convex-c34)
-		basic_machine=c34-convex
-		os=-bsd
-		;;
-	convex-c38)
-		basic_machine=c38-convex
-		os=-bsd
-		;;
-	cray | j90)
-		basic_machine=j90-cray
-		os=-unicos
-		;;
-	craynv)
-		basic_machine=craynv-cray
-		os=-unicosmp
-		;;
-	cr16 | cr16-*)
-		basic_machine=cr16-unknown
-		os=-elf
-		;;
-	crds | unos)
-		basic_machine=m68k-crds
-		;;
-	crisv32 | crisv32-* | etraxfs*)
-		basic_machine=crisv32-axis
-		;;
-	cris | cris-* | etrax*)
-		basic_machine=cris-axis
-		;;
-	crx)
-		basic_machine=crx-unknown
-		os=-elf
-		;;
-	da30 | da30-*)
-		basic_machine=m68k-da30
-		;;
-	decstation | decstation-3100 | pmax | pmax-* | pmin | dec3100 | decstatn)
-		basic_machine=mips-dec
-		;;
 	decsystem10* | dec10*)
-		basic_machine=pdp10-dec
-		os=-tops10
+		cpu=pdp10
+		vendor=dec
+		os=tops10
 		;;
 	decsystem20* | dec20*)
-		basic_machine=pdp10-dec
-		os=-tops20
+		cpu=pdp10
+		vendor=dec
+		os=tops20
 		;;
 	delta | 3300 | motorola-3300 | motorola-delta \
 	      | 3300-motorola | delta-motorola)
-		basic_machine=m68k-motorola
+		cpu=m68k
+		vendor=motorola
 		;;
-	delta88)
-		basic_machine=m88k-motorola
-		os=-sysv3
-		;;
-	dicos)
-		basic_machine=i686-pc
-		os=-dicos
-		;;
-	djgpp)
-		basic_machine=i586-pc
-		os=-msdosdjgpp
-		;;
-	dpx20 | dpx20-*)
-		basic_machine=rs6000-bull
-		os=-bosx
-		;;
 	dpx2*)
-		basic_machine=m68k-bull
-		os=-sysv3
+		cpu=m68k
+		vendor=bull
+		os=sysv3
 		;;
-	e500v[12])
-		basic_machine=powerpc-unknown
-		os=$os"spe"
+	encore | umax | mmax)
+		cpu=ns32k
+		vendor=encore
 		;;
-	e500v[12]-*)
-		basic_machine=powerpc-`echo "$basic_machine" | sed 's/^[^-]*-//'`
-		os=$os"spe"
-		;;
-	ebmon29k)
-		basic_machine=a29k-amd
-		os=-ebmon
-		;;
 	elxsi)
-		basic_machine=elxsi-elxsi
-		os=-bsd
+		cpu=elxsi
+		vendor=elxsi
+		os=${os:-bsd}
 		;;
-	encore | umax | mmax)
-		basic_machine=ns32k-encore
-		;;
-	es1800 | OSE68k | ose68k | ose | OSE)
-		basic_machine=m68k-ericsson
-		os=-ose
-		;;
 	fx2800)
-		basic_machine=i860-alliant
+		cpu=i860
+		vendor=alliant
 		;;
 	genix)
-		basic_machine=ns32k-ns
+		cpu=ns32k
+		vendor=ns
 		;;
-	gmicro)
-		basic_machine=tron-gmicro
-		os=-sysv
-		;;
-	go32)
-		basic_machine=i386-pc
-		os=-go32
-		;;
 	h3050r* | hiux*)
-		basic_machine=hppa1.1-hitachi
-		os=-hiuxwe2
+		cpu=hppa1.1
+		vendor=hitachi
+		os=hiuxwe2
 		;;
-	h8300hms)
-		basic_machine=h8300-hitachi
-		os=-hms
-		;;
-	h8300xray)
-		basic_machine=h8300-hitachi
-		os=-xray
-		;;
-	h8500hms)
-		basic_machine=h8500-hitachi
-		os=-hms
-		;;
-	harris)
-		basic_machine=m88k-harris
-		os=-sysv3
-		;;
-	hp300-*)
-		basic_machine=m68k-hp
-		;;
-	hp300bsd)
-		basic_machine=m68k-hp
-		os=-bsd
-		;;
-	hp300hpux)
-		basic_machine=m68k-hp
-		os=-hpux
-		;;
 	hp3k9[0-9][0-9] | hp9[0-9][0-9])
-		basic_machine=hppa1.0-hp
+		cpu=hppa1.0
+		vendor=hp
 		;;
 	hp9k2[0-9][0-9] | hp9k31[0-9])
-		basic_machine=m68000-hp
+		cpu=m68000
+		vendor=hp
 		;;
 	hp9k3[2-9][0-9])
-		basic_machine=m68k-hp
+		cpu=m68k
+		vendor=hp
 		;;
 	hp9k6[0-9][0-9] | hp6[0-9][0-9])
-		basic_machine=hppa1.0-hp
+		cpu=hppa1.0
+		vendor=hp
 		;;
 	hp9k7[0-79][0-9] | hp7[0-79][0-9])
-		basic_machine=hppa1.1-hp
+		cpu=hppa1.1
+		vendor=hp
 		;;
 	hp9k78[0-9] | hp78[0-9])
 		# FIXME: really hppa2.0-hp
-		basic_machine=hppa1.1-hp
+		cpu=hppa1.1
+		vendor=hp
 		;;
 	hp9k8[67]1 | hp8[67]1 | hp9k80[24] | hp80[24] | hp9k8[78]9 | hp8[78]9 | hp9k893 | hp893)
 		# FIXME: really hppa2.0-hp
-		basic_machine=hppa1.1-hp
+		cpu=hppa1.1
+		vendor=hp
 		;;
 	hp9k8[0-9][13679] | hp8[0-9][13679])
-		basic_machine=hppa1.1-hp
+		cpu=hppa1.1
+		vendor=hp
 		;;
 	hp9k8[0-9][0-9] | hp8[0-9][0-9])
-		basic_machine=hppa1.0-hp
+		cpu=hppa1.0
+		vendor=hp
 		;;
-	hppaosf)
-		basic_machine=hppa1.1-hp
-		os=-osf
-		;;
-	hppro)
-		basic_machine=hppa1.1-hp
-		os=-proelf
-		;;
-	i370-ibm* | ibm*)
-		basic_machine=i370-ibm
-		;;
 	i*86v32)
-		basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
-		os=-sysv32
+		cpu=`echo "$1" | sed -e 's/86.*/86/'`
+		vendor=pc
+		os=sysv32
 		;;
 	i*86v4*)
-		basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
-		os=-sysv4
+		cpu=`echo "$1" | sed -e 's/86.*/86/'`
+		vendor=pc
+		os=sysv4
 		;;
 	i*86v)
-		basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
-		os=-sysv
+		cpu=`echo "$1" | sed -e 's/86.*/86/'`
+		vendor=pc
+		os=sysv
 		;;
 	i*86sol2)
-		basic_machine=`echo "$1" | sed -e 's/86.*/86-pc/'`
-		os=-solaris2
+		cpu=`echo "$1" | sed -e 's/86.*/86/'`
+		vendor=pc
+		os=solaris2
 		;;
-	i386mach)
-		basic_machine=i386-mach
-		os=-mach
+	j90 | j90-cray)
+		cpu=j90
+		vendor=cray
+		os=${os:-unicos}
 		;;
-	vsta)
-		basic_machine=i386-unknown
-		os=-vsta
-		;;
 	iris | iris4d)
-		basic_machine=mips-sgi
+		cpu=mips
+		vendor=sgi
 		case $os in
-		    -irix*)
+		    irix*)
 			;;
 		    *)
-			os=-irix4
+			os=irix4
 			;;
 		esac
 		;;
-	isi68 | isi)
-		basic_machine=m68k-isi
-		os=-sysv
-		;;
-	leon-*|leon[3-9]-*)
-		basic_machine=sparc-`echo "$basic_machine" | sed 's/-.*//'`
-		;;
-	m68knommu)
-		basic_machine=m68k-unknown
-		os=-linux
-		;;
-	m68knommu-*)
-		basic_machine=m68k-`echo "$basic_machine" | sed 's/^[^-]*-//'`
-		os=-linux
-		;;
-	magnum | m3230)
-		basic_machine=mips-mips
-		os=-sysv
-		;;
-	merlin)
-		basic_machine=ns32k-utek
-		os=-sysv
-		;;
-	microblaze*)
-		basic_machine=microblaze-xilinx
-		;;
-	mingw64)
-		basic_machine=x86_64-pc
-		os=-mingw64
-		;;
-	mingw32)
-		basic_machine=i686-pc
-		os=-mingw32
-		;;
-	mingw32ce)
-		basic_machine=arm-unknown
-		os=-mingw32ce
-		;;
 	miniframe)
-		basic_machine=m68000-convergent
+		cpu=m68000
+		vendor=convergent
 		;;
-	*mint | -mint[0-9]* | *MiNT | *MiNT[0-9]*)
-		basic_machine=m68k-atari
-		os=-mint
+	*mint | mint[0-9]* | *MiNT | *MiNT[0-9]*)
+		cpu=m68k
+		vendor=atari
+		os=mint
 		;;
-	mips3*-*)
-		basic_machine=`echo "$basic_machine" | sed -e 's/mips3/mips64/'`
-		;;
-	mips3*)
-		basic_machine=`echo "$basic_machine" | sed -e 's/mips3/mips64/'`-unknown
-		;;
-	monitor)
-		basic_machine=m68k-rom68k
-		os=-coff
-		;;
-	morphos)
-		basic_machine=powerpc-unknown
-		os=-morphos
-		;;
-	moxiebox)
-		basic_machine=moxie-unknown
-		os=-moxiebox
-		;;
-	msdos)
-		basic_machine=i386-pc
-		os=-msdos
-		;;
-	ms1-*)
-		basic_machine=`echo "$basic_machine" | sed -e 's/ms1-/mt-/'`
-		;;
-	msys)
-		basic_machine=i686-pc
-		os=-msys
-		;;
-	mvs)
-		basic_machine=i370-ibm
-		os=-mvs
-		;;
-	nacl)
-		basic_machine=le32-unknown
-		os=-nacl
-		;;
-	ncr3000)
-		basic_machine=i486-ncr
-		os=-sysv4
-		;;
-	netbsd386)
-		basic_machine=i386-unknown
-		os=-netbsd
-		;;
-	netwinder)
-		basic_machine=armv4l-rebel
-		os=-linux
-		;;
-	news | news700 | news800 | news900)
-		basic_machine=m68k-sony
-		os=-newsos
-		;;
-	news1000)
-		basic_machine=m68030-sony
-		os=-newsos
-		;;
 	news-3600 | risc-news)
-		basic_machine=mips-sony
-		os=-newsos
+		cpu=mips
+		vendor=sony
+		os=newsos
 		;;
-	necv70)
-		basic_machine=v70-nec
-		os=-sysv
-		;;
 	next | m*-next)
-		basic_machine=m68k-next
+		cpu=m68k
+		vendor=next
 		case $os in
-		    -nextstep* )
+		    openstep*)
+		        ;;
+		    nextstep*)
 			;;
-		    -ns2*)
-		      os=-nextstep2
+		    ns2*)
+		      os=nextstep2
 			;;
 		    *)
-		      os=-nextstep3
+		      os=nextstep3
 			;;
 		esac
 		;;
-	nh3000)
-		basic_machine=m68k-harris
-		os=-cxux
-		;;
-	nh[45]000)
-		basic_machine=m88k-harris
-		os=-cxux
-		;;
-	nindy960)
-		basic_machine=i960-intel
-		os=-nindy
-		;;
-	mon960)
-		basic_machine=i960-intel
-		os=-mon960
-		;;
-	nonstopux)
-		basic_machine=mips-compaq
-		os=-nonstopux
-		;;
 	np1)
-		basic_machine=np1-gould
+		cpu=np1
+		vendor=gould
 		;;
-	neo-tandem)
-		basic_machine=neo-tandem
-		;;
-	nse-tandem)
-		basic_machine=nse-tandem
-		;;
-	nsr-tandem)
-		basic_machine=nsr-tandem
-		;;
-	nsv-tandem)
-		basic_machine=nsv-tandem
-		;;
-	nsx-tandem)
-		basic_machine=nsx-tandem
-		;;
 	op50n-* | op60c-*)
-		basic_machine=hppa1.1-oki
-		os=-proelf
+		cpu=hppa1.1
+		vendor=oki
+		os=proelf
 		;;
-	openrisc | openrisc-*)
-		basic_machine=or32-unknown
-		;;
-	os400)
-		basic_machine=powerpc-ibm
-		os=-os400
-		;;
-	OSE68000 | ose68000)
-		basic_machine=m68000-ericsson
-		os=-ose
-		;;
-	os68k)
-		basic_machine=m68k-none
-		os=-os68k
-		;;
 	pa-hitachi)
-		basic_machine=hppa1.1-hitachi
-		os=-hiuxwe2
+		cpu=hppa1.1
+		vendor=hitachi
+		os=hiuxwe2
 		;;
-	paragon)
-		basic_machine=i860-intel
-		os=-osf
-		;;
-	parisc)
-		basic_machine=hppa-unknown
-		os=-linux
-		;;
-	parisc-*)
-		basic_machine=hppa-`echo "$basic_machine" | sed 's/^[^-]*-//'`
-		os=-linux
-		;;
 	pbd)
-		basic_machine=sparc-tti
+		cpu=sparc
+		vendor=tti
 		;;
 	pbb)
-		basic_machine=m68k-tti
+		cpu=m68k
+		vendor=tti
 		;;
-	pc532 | pc532-*)
-		basic_machine=ns32k-pc532
+	pc532)
+		cpu=ns32k
+		vendor=pc532
 		;;
-	pc98)
-		basic_machine=i386-pc
-		;;
-	pc98-*)
-		basic_machine=i386-`echo "$basic_machine" | sed 's/^[^-]*-//'`
-		;;
-	pentium | p5 | k5 | k6 | nexgen | viac3)
-		basic_machine=i586-pc
-		;;
-	pentiumpro | p6 | 6x86 | athlon | athlon_*)
-		basic_machine=i686-pc
-		;;
-	pentiumii | pentium2 | pentiumiii | pentium3)
-		basic_machine=i686-pc
-		;;
-	pentium4)
-		basic_machine=i786-pc
-		;;
-	pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*)
-		basic_machine=i586-`echo "$basic_machine" | sed 's/^[^-]*-//'`
-		;;
-	pentiumpro-* | p6-* | 6x86-* | athlon-*)
-		basic_machine=i686-`echo "$basic_machine" | sed 's/^[^-]*-//'`
-		;;
-	pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*)
-		basic_machine=i686-`echo "$basic_machine" | sed 's/^[^-]*-//'`
-		;;
-	pentium4-*)
-		basic_machine=i786-`echo "$basic_machine" | sed 's/^[^-]*-//'`
-		;;
 	pn)
-		basic_machine=pn-gould
+		cpu=pn
+		vendor=gould
 		;;
-	power)	basic_machine=power-ibm
+	power)
+		cpu=power
+		vendor=ibm
 		;;
-	ppc | ppcbe)	basic_machine=powerpc-unknown
+	ps2)
+		cpu=i386
+		vendor=ibm
 		;;
-	ppc-* | ppcbe-*)
-		basic_machine=powerpc-`echo "$basic_machine" | sed 's/^[^-]*-//'`
+	rm[46]00)
+		cpu=mips
+		vendor=siemens
 		;;
-	ppcle | powerpclittle)
-		basic_machine=powerpcle-unknown
+	rtpc | rtpc-*)
+		cpu=romp
+		vendor=ibm
 		;;
-	ppcle-* | powerpclittle-*)
-		basic_machine=powerpcle-`echo "$basic_machine" | sed 's/^[^-]*-//'`
+	sde)
+		cpu=mipsisa32
+		vendor=sde
+		os=${os:-elf}
 		;;
-	ppc64)	basic_machine=powerpc64-unknown
+	simso-wrs)
+		cpu=sparclite
+		vendor=wrs
+		os=vxworks
 		;;
-	ppc64-*) basic_machine=powerpc64-`echo "$basic_machine" | sed 's/^[^-]*-//'`
+	tower | tower-32)
+		cpu=m68k
+		vendor=ncr
 		;;
-	ppc64le | powerpc64little)
-		basic_machine=powerpc64le-unknown
+	vpp*|vx|vx-*)
+		cpu=f301
+		vendor=fujitsu
 		;;
-	ppc64le-* | powerpc64little-*)
-		basic_machine=powerpc64le-`echo "$basic_machine" | sed 's/^[^-]*-//'`
+	w65)
+		cpu=w65
+		vendor=wdc
 		;;
-	ps2)
-		basic_machine=i386-ibm
+	w89k-*)
+		cpu=hppa1.1
+		vendor=winbond
+		os=proelf
 		;;
-	pw32)
-		basic_machine=i586-unknown
-		os=-pw32
+	none)
+		cpu=none
+		vendor=none
 		;;
-	rdos | rdos64)
-		basic_machine=x86_64-pc
-		os=-rdos
+	leon|leon[3-9])
+		cpu=sparc
+		vendor=$basic_machine
 		;;
-	rdos32)
-		basic_machine=i386-pc
-		os=-rdos
+	leon-*|leon[3-9]-*)
+		cpu=sparc
+		vendor=`echo "$basic_machine" | sed 's/-.*//'`
 		;;
-	rom68k)
-		basic_machine=m68k-rom68k
-		os=-coff
+
+	*-*)
+		# shellcheck disable=SC2162
+		IFS="-" read cpu vendor <<EOF
+$basic_machine
+EOF
 		;;
-	rm[46]00)
-		basic_machine=mips-siemens
+	# We use `pc' rather than `unknown'
+	# because (1) that's what they normally are, and
+	# (2) the word "unknown" tends to confuse beginning users.
+	i*86 | x86_64)
+		cpu=$basic_machine
+		vendor=pc
 		;;
-	rtpc | rtpc-*)
-		basic_machine=romp-ibm
+	# These rules are duplicated from below for sake of the special case above;
+	# i.e. things that normalized to x86 arches should also default to "pc"
+	pc98)
+		cpu=i386
+		vendor=pc
 		;;
-	s390 | s390-*)
-		basic_machine=s390-ibm
+	x64 | amd64)
+		cpu=x86_64
+		vendor=pc
 		;;
-	s390x | s390x-*)
-		basic_machine=s390x-ibm
+	# Recognize the basic CPU types without company name.
+	*)
+		cpu=$basic_machine
+		vendor=unknown
 		;;
-	sa29200)
-		basic_machine=a29k-amd
-		os=-udi
+esac
+
+unset -v basic_machine
+
+# Decode basic machines in the full and proper CPU-Company form.
+case $cpu-$vendor in
+	# Here we handle the default manufacturer of certain CPU types in canonical form. It is in
+	# some cases the only manufacturer, in others, it is the most popular.
+	craynv-unknown)
+		vendor=cray
+		os=${os:-unicosmp}
 		;;
-	sb1)
-		basic_machine=mipsisa64sb1-unknown
+	c90-unknown | c90-cray)
+		vendor=cray
+		os=${os:-unicos}
 		;;
-	sb1el)
-		basic_machine=mipsisa64sb1el-unknown
+	fx80-unknown)
+		vendor=alliant
 		;;
-	sde)
-		basic_machine=mipsisa32-sde
-		os=-elf
+	romp-unknown)
+		vendor=ibm
 		;;
-	sei)
-		basic_machine=mips-sei
-		os=-seiux
+	mmix-unknown)
+		vendor=knuth
 		;;
-	sequent)
-		basic_machine=i386-sequent
+	microblaze-unknown | microblazeel-unknown)
+		vendor=xilinx
 		;;
-	sh5el)
-		basic_machine=sh5le-unknown
+	rs6000-unknown)
+		vendor=ibm
 		;;
-	simso-wrs)
-		basic_machine=sparclite-wrs
-		os=-vxworks
+	vax-unknown)
+		vendor=dec
 		;;
-	sps7)
-		basic_machine=m68k-bull
-		os=-sysv2
+	pdp11-unknown)
+		vendor=dec
 		;;
-	spur)
-		basic_machine=spur-unknown
+	we32k-unknown)
+		vendor=att
 		;;
-	st2000)
-		basic_machine=m68k-tandem
+	cydra-unknown)
+		vendor=cydrome
 		;;
-	stratus)
-		basic_machine=i860-stratus
-		os=-sysv4
+	i370-ibm*)
+		vendor=ibm
 		;;
-	strongarm-* | thumb-*)
-		basic_machine=arm-`echo "$basic_machine" | sed 's/^[^-]*-//'`
+	orion-unknown)
+		vendor=highlevel
 		;;
-	sun2)
-		basic_machine=m68000-sun
+	xps-unknown | xps100-unknown)
+		cpu=xps100
+		vendor=honeywell
 		;;
-	sun2os3)
-		basic_machine=m68000-sun
-		os=-sunos3
+
+	# Here we normalize CPU types with a missing or matching vendor
+	dpx20-unknown | dpx20-bull)
+		cpu=rs6000
+		vendor=bull
+		os=${os:-bosx}
 		;;
-	sun2os4)
-		basic_machine=m68000-sun
-		os=-sunos4
+
+	# Here we normalize CPU types irrespective of the vendor
+	amd64-*)
+		cpu=x86_64
 		;;
-	sun3os3)
-		basic_machine=m68k-sun
-		os=-sunos3
+	blackfin-*)
+		cpu=bfin
+		os=linux
 		;;
-	sun3os4)
-		basic_machine=m68k-sun
-		os=-sunos4
+	c54x-*)
+		cpu=tic54x
 		;;
-	sun4os3)
-		basic_machine=sparc-sun
-		os=-sunos3
+	c55x-*)
+		cpu=tic55x
 		;;
-	sun4os4)
-		basic_machine=sparc-sun
-		os=-sunos4
+	c6x-*)
+		cpu=tic6x
 		;;
-	sun4sol2)
-		basic_machine=sparc-sun
-		os=-solaris2
+	e500v[12]-*)
+		cpu=powerpc
+		os=$os"spe"
 		;;
-	sun3 | sun3-*)
-		basic_machine=m68k-sun
+	mips3*-*)
+		cpu=mips64
 		;;
-	sun4)
-		basic_machine=sparc-sun
+	ms1-*)
+		cpu=mt
 		;;
-	sun386 | sun386i | roadrunner)
-		basic_machine=i386-sun
+	m68knommu-*)
+		cpu=m68k
+		os=linux
 		;;
-	sv1)
-		basic_machine=sv1-cray
-		os=-unicos
+	m9s12z-* | m68hcs12z-* | hcs12z-* | s12z-*)
+		cpu=s12z
 		;;
-	symmetry)
-		basic_machine=i386-sequent
-		os=-dynix
+	openrisc-*)
+		cpu=or32
 		;;
-	t3e)
-		basic_machine=alphaev5-cray
-		os=-unicos
+	parisc-*)
+		cpu=hppa
+		os=linux
 		;;
-	t90)
-		basic_machine=t90-cray
-		os=-unicos
+	pentium-* | p5-* | k5-* | k6-* | nexgen-* | viac3-*)
+		cpu=i586
 		;;
-	tile*)
-		basic_machine=$basic_machine-unknown
-		os=-linux-gnu
+	pentiumpro-* | p6-* | 6x86-* | athlon-* | athalon_*-*)
+		cpu=i686
 		;;
-	tx39)
-		basic_machine=mipstx39-unknown
+	pentiumii-* | pentium2-* | pentiumiii-* | pentium3-*)
+		cpu=i686
 		;;
-	tx39el)
-		basic_machine=mipstx39el-unknown
+	pentium4-*)
+		cpu=i786
 		;;
-	toad1)
-		basic_machine=pdp10-xkl
-		os=-tops20
+	pc98-*)
+		cpu=i386
 		;;
-	tower | tower-32)
-		basic_machine=m68k-ncr
+	ppc-* | ppcbe-*)
+		cpu=powerpc
 		;;
-	tpf)
-		basic_machine=s390x-ibm
-		os=-tpf
+	ppcle-* | powerpclittle-*)
+		cpu=powerpcle
 		;;
-	udi29k)
-		basic_machine=a29k-amd
-		os=-udi
+	ppc64-*)
+		cpu=powerpc64
 		;;
-	ultra3)
-		basic_machine=a29k-nyu
-		os=-sym1
+	ppc64le-* | powerpc64little-*)
+		cpu=powerpc64le
 		;;
-	v810 | necv810)
-		basic_machine=v810-nec
-		os=-none
+	sb1-*)
+		cpu=mipsisa64sb1
 		;;
-	vaxv)
-		basic_machine=vax-dec
-		os=-sysv
+	sb1el-*)
+		cpu=mipsisa64sb1el
 		;;
-	vms)
-		basic_machine=vax-dec
-		os=-vms
+	sh5e[lb]-*)
+		cpu=`echo "$cpu" | sed 's/^\(sh.\)e\(.\)$/\1\2e/'`
 		;;
-	vpp*|vx|vx-*)
-		basic_machine=f301-fujitsu
+	spur-*)
+		cpu=spur
 		;;
-	vxworks960)
-		basic_machine=i960-wrs
-		os=-vxworks
+	strongarm-* | thumb-*)
+		cpu=arm
 		;;
-	vxworks68)
-		basic_machine=m68k-wrs
-		os=-vxworks
+	tx39-*)
+		cpu=mipstx39
 		;;
-	vxworks29k)
-		basic_machine=a29k-wrs
-		os=-vxworks
+	tx39el-*)
+		cpu=mipstx39el
 		;;
-	w65*)
-		basic_machine=w65-wdc
-		os=-none
+	x64-*)
+		cpu=x86_64
 		;;
-	w89k-*)
-		basic_machine=hppa1.1-winbond
-		os=-proelf
-		;;
-	x64)
-		basic_machine=x86_64-pc
-		;;
-	xbox)
-		basic_machine=i686-pc
-		os=-mingw32
-		;;
-	xps | xps100)
-		basic_machine=xps100-honeywell
-		;;
 	xscale-* | xscalee[bl]-*)
-		basic_machine=`echo "$basic_machine" | sed 's/^xscale/arm/'`
+		cpu=`echo "$cpu" | sed 's/^xscale/arm/'`
 		;;
-	ymp)
-		basic_machine=ymp-cray
-		os=-unicos
-		;;
-	none)
-		basic_machine=none-none
-		os=-none
-		;;
 
-# Here we handle the default manufacturer of certain CPU types.  It is in
-# some cases the only manufacturer, in others, it is the most popular.
-	w89k)
-		basic_machine=hppa1.1-winbond
+	# Recognize the canonical CPU Types that limit and/or modify the
+	# company names they are paired with.
+	cr16-*)
+		os=${os:-elf}
 		;;
-	op50n)
-		basic_machine=hppa1.1-oki
+	crisv32-* | etraxfs*-*)
+		cpu=crisv32
+		vendor=axis
 		;;
-	op60c)
-		basic_machine=hppa1.1-oki
+	cris-* | etrax*-*)
+		cpu=cris
+		vendor=axis
 		;;
-	romp)
-		basic_machine=romp-ibm
+	crx-*)
+		os=${os:-elf}
 		;;
-	mmix)
-		basic_machine=mmix-knuth
+	neo-tandem)
+		cpu=neo
+		vendor=tandem
 		;;
-	rs6000)
-		basic_machine=rs6000-ibm
+	nse-tandem)
+		cpu=nse
+		vendor=tandem
 		;;
-	vax)
-		basic_machine=vax-dec
+	nsr-tandem)
+		cpu=nsr
+		vendor=tandem
 		;;
-	pdp11)
-		basic_machine=pdp11-dec
+	nsv-tandem)
+		cpu=nsv
+		vendor=tandem
 		;;
-	we32k)
-		basic_machine=we32k-att
+	nsx-tandem)
+		cpu=nsx
+		vendor=tandem
 		;;
-	sh[1234] | sh[24]a | sh[24]aeb | sh[34]eb | sh[1234]le | sh[23]ele)
-		basic_machine=sh-unknown
+	s390-*)
+		cpu=s390
+		vendor=ibm
 		;;
-	cydra)
-		basic_machine=cydra-cydrome
+	s390x-*)
+		cpu=s390x
+		vendor=ibm
 		;;
-	orion)
-		basic_machine=orion-highlevel
+	tile*-*)
+		os=${os:-linux-gnu}
 		;;
-	orion105)
-		basic_machine=clipper-highlevel
-		;;
-	mac | mpw | mac-mpw)
-		basic_machine=m68k-apple
-		;;
-	pmac | pmac-mpw)
-		basic_machine=powerpc-apple
-		;;
-	*-unknown)
-		# Make sure to match an already-canonicalized machine name.
-		;;
+
 	*)
-		echo Invalid configuration \`"$1"\': machine \`"$basic_machine"\' not recognized 1>&2
-		exit 1
+		# Recognize the canonical CPU types that are allowed with any
+		# company name.
+		case $cpu in
+			1750a | 580 \
+			| a29k \
+			| aarch64 | aarch64_be \
+			| abacus \
+			| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] \
+			| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] \
+			| alphapca5[67] | alpha64pca5[67] \
+			| am33_2.0 \
+			| amdgcn \
+			| arc | arceb \
+			| arm  | arm[lb]e | arme[lb] | armv* \
+			| avr | avr32 \
+			| asmjs \
+			| ba \
+			| be32 | be64 \
+			| bfin | bs2000 \
+			| c[123]* | c30 | [cjt]90 | c4x \
+			| c8051 | clipper | craynv | csky | cydra \
+			| d10v | d30v | dlx | dsp16xx \
+			| e2k | elxsi | epiphany \
+			| f30[01] | f700 | fido | fr30 | frv | ft32 | fx80 \
+			| h8300 | h8500 \
+			| hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \
+			| hexagon \
+			| i370 | i*86 | i860 | i960 | ia16 | ia64 \
+			| ip2k | iq2000 \
+			| k1om \
+			| le32 | le64 \
+			| lm32 \
+			| m32c | m32r | m32rle \
+			| m5200 | m68000 | m680[012346]0 | m68360 | m683?2 | m68k \
+			| m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x \
+			| m88110 | m88k | maxq | mb | mcore | mep | metag \
+			| microblaze | microblazeel \
+			| mips | mipsbe | mipseb | mipsel | mipsle \
+			| mips16 \
+			| mips64 | mips64eb | mips64el \
+			| mips64octeon | mips64octeonel \
+			| mips64orion | mips64orionel \
+			| mips64r5900 | mips64r5900el \
+			| mips64vr | mips64vrel \
+			| mips64vr4100 | mips64vr4100el \
+			| mips64vr4300 | mips64vr4300el \
+			| mips64vr5000 | mips64vr5000el \
+			| mips64vr5900 | mips64vr5900el \
+			| mipsisa32 | mipsisa32el \
+			| mipsisa32r2 | mipsisa32r2el \
+			| mipsisa32r6 | mipsisa32r6el \
+			| mipsisa64 | mipsisa64el \
+			| mipsisa64r2 | mipsisa64r2el \
+			| mipsisa64r6 | mipsisa64r6el \
+			| mipsisa64sb1 | mipsisa64sb1el \
+			| mipsisa64sr71k | mipsisa64sr71kel \
+			| mipsr5900 | mipsr5900el \
+			| mipstx39 | mipstx39el \
+			| mmix \
+			| mn10200 | mn10300 \
+			| moxie \
+			| mt \
+			| msp430 \
+			| nds32 | nds32le | nds32be \
+			| nfp \
+			| nios | nios2 | nios2eb | nios2el \
+			| none | np1 | ns16k | ns32k | nvptx \
+			| open8 \
+			| or1k* \
+			| or32 \
+			| orion \
+			| picochip \
+			| pdp10 | pdp11 | pj | pjl | pn | power \
+			| powerpc | powerpc64 | powerpc64le | powerpcle | powerpcspe \
+			| pru \
+			| pyramid \
+			| riscv | riscv32 | riscv64 \
+			| rl78 | romp | rs6000 | rx \
+			| score \
+			| sh | shl \
+			| sh[1234] | sh[24]a | sh[24]ae[lb] | sh[23]e | she[lb] | sh[lb]e \
+			| sh[1234]e[lb] |  sh[12345][lb]e | sh[23]ele | sh64 | sh64le \
+			| sparc | sparc64 | sparc64b | sparc64v | sparc86x | sparclet \
+			| sparclite \
+			| sparcv8 | sparcv9 | sparcv9b | sparcv9v | sv1 | sx* \
+			| spu \
+			| tahoe \
+			| tic30 | tic4x | tic54x | tic55x | tic6x | tic80 \
+			| tron \
+			| ubicom32 \
+			| v70 | v850 | v850e | v850e1 | v850es | v850e2 | v850e2v3 \
+			| vax \
+			| visium \
+			| w65 | wasm32 \
+			| we32k \
+			| x86 | x86_64 | xc16x | xgate | xps100 \
+			| xstormy16 | xtensa* \
+			| ymp \
+			| z8k | z80)
+				;;
+
+			*)
+				echo Invalid configuration \`"$1"\': machine \`"$cpu-$vendor"\' not recognized 1>&2
+				exit 1
+				;;
+		esac
 		;;
 esac
 
 # Here we canonicalize certain aliases for manufacturers.
-case $basic_machine in
-	*-digital*)
-		basic_machine=`echo "$basic_machine" | sed 's/digital.*/dec/'`
+case $vendor in
+	digital*)
+		vendor=dec
 		;;
-	*-commodore*)
-		basic_machine=`echo "$basic_machine" | sed 's/commodore.*/cbm/'`
+	commodore*)
+		vendor=cbm
 		;;
 	*)
 		;;
@@ -1334,199 +1277,245 @@
 
 # Decode manufacturer-specific aliases for certain operating systems.
 
-if [ x"$os" != x"" ]
+if [ x$os != x ]
 then
 case $os in
 	# First match some system type aliases that might get confused
 	# with valid system types.
-	# -solaris* is a basic system type, with this one exception.
-	-auroraux)
-		os=-auroraux
+	# solaris* is a basic system type, with this one exception.
+	auroraux)
+		os=auroraux
 		;;
-	-solaris1 | -solaris1.*)
+	bluegene*)
+		os=cnk
+		;;
+	solaris1 | solaris1.*)
 		os=`echo $os | sed -e 's|solaris1|sunos4|'`
 		;;
-	-solaris)
-		os=-solaris2
+	solaris)
+		os=solaris2
 		;;
-	-unixware*)
-		os=-sysv4.2uw
+	unixware*)
+		os=sysv4.2uw
 		;;
-	-gnu/linux*)
+	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
+	es1800*)
+		os=ose
 		;;
+	# Some version numbers need modification
+	chorusos*)
+		os=chorusos
+		;;
+	isc)
+		os=isc2.2
+		;;
+	sco6)
+		os=sco5v6
+		;;
+	sco5)
+		os=sco3.2v5
+		;;
+	sco4)
+		os=sco3.2v4
+		;;
+	sco3.2.[4-9]*)
+		os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
+		;;
+	sco3.2v[4-9]* | sco5v6*)
+		# Don't forget version if it is 3.2v4 or newer.
+		;;
+	scout)
+		# Don't match below
+		;;
+	sco*)
+		os=sco3.2v2
+		;;
+	psos*)
+		os=psos
+		;;
 	# Now accept the basic system types.
 	# The portable systems comes first.
 	# Each alternative MUST end in a * to match a version number.
-	# -sysv* is not here because it comes later, after sysvr4.
-	-gnu* | -bsd* | -mach* | -minix* | -genix* | -ultrix* | -irix* \
-	      | -*vms* | -sco* | -esix* | -isc* | -aix* | -cnk* | -sunos | -sunos[34]*\
-	      | -hpux* | -unos* | -osf* | -luna* | -dgux* | -auroraux* | -solaris* \
-	      | -sym* | -kopensolaris* | -plan9* \
-	      | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
-	      | -aos* | -aros* | -cloudabi* | -sortix* \
-	      | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
-	      | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
-	      | -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* | -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* \
-	      | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
-	      | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \
-	      | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \
-	      | -morphos* | -superux* | -rtmk* | -windiss* \
-	      | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \
-	      | -skyos* | -haiku* | -rdos* | -toppers* | -drops* | -es* \
-	      | -onefs* | -tirtos* | -phoenix* | -fuchsia* | -redox* | -bme* \
-	      | -midnightbsd*)
+	# sysv* is not here because it comes later, after sysvr4.
+	gnu* | bsd* | mach* | minix* | genix* | ultrix* | irix* \
+	     | *vms* | esix* | aix* | cnk* | sunos | sunos[34]*\
+	     | hpux* | unos* | osf* | luna* | dgux* | auroraux* | solaris* \
+	     | sym* | kopensolaris* | plan9* \
+	     | amigaos* | amigados* | msdos* | newsos* | unicos* | aof* \
+	     | aos* | aros* | cloudabi* | sortix* \
+	     | nindy* | vxsim* | vxworks* | ebmon* | hms* | mvs* \
+	     | clix* | riscos* | uniplus* | iris* | isc* | rtu* | xenix* \
+	     | 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* | hcos* \
+	     | chorusrdb* | cegcc* | glidix* \
+	     | cygwin* | msys* | pe* | 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* \
+	     | openstep* | oskit* | conix* | pw32* | nonstopux* \
+	     | storm-chaos* | tops10* | tenex* | tops20* | its* \
+	     | os2* | vos* | palmos* | uclinux* | nucleus* \
+	     | morphos* | superux* | rtmk* | windiss* \
+	     | powermax* | dnix* | nx6 | nx7 | sei* | dragonfly* \
+	     | skyos* | haiku* | rdos* | toppers* | drops* | es* \
+	     | onefs* | tirtos* | phoenix* | fuchsia* | redox* | bme* \
+	     | midnightbsd* | amdhsa* | unleashed* | emscripten*)
 	# Remember, each alternative MUST END IN *, to match a version number.
 		;;
-	-qnx*)
-		case $basic_machine in
-		    x86-* | i*86-*)
+	qnx*)
+		case $cpu in
+		    x86 | i*86)
 			;;
 		    *)
-			os=-nto$os
+			os=nto-$os
 			;;
 		esac
 		;;
-	-nto-qnx*)
+	hiux*)
+		os=hiuxwe2
 		;;
-	-nto*)
+	nto-qnx*)
+		;;
+	nto*)
 		os=`echo $os | sed -e 's|nto|nto-qnx|'`
 		;;
-	-sim | -xray | -os68k* | -v88r* \
-	      | -windows* | -osx | -abug | -netware* | -os9* \
-	      | -macos* | -mpw* | -magic* | -mmixware* | -mon960* | -lnews*)
+	sim | xray | os68k* | v88r* \
+	    | windows* | osx | abug | netware* | os9* \
+	    | macos* | mpw* | magic* | mmixware* | mon960* | lnews*)
 		;;
-	-mac*)
+	linux-dietlibc)
+		os=linux-dietlibc
+		;;
+	linux*)
+		os=`echo $os | sed -e 's|linux|linux-gnu|'`
+		;;
+	lynx*178)
+		os=lynxos178
+		;;
+	lynx*5)
+		os=lynxos5
+		;;
+	lynx*)
+		os=lynxos
+		;;
+	mac*)
 		os=`echo "$os" | sed -e 's|mac|macos|'`
 		;;
-	-linux-dietlibc)
-		os=-linux-dietlibc
+	opened*)
+		os=openedition
 		;;
-	-linux*)
-		os=`echo $os | sed -e 's|linux|linux-gnu|'`
+	os400*)
+		os=os400
 		;;
-	-sunos5*)
+	sunos5*)
 		os=`echo "$os" | sed -e 's|sunos5|solaris2|'`
 		;;
-	-sunos6*)
+	sunos6*)
 		os=`echo "$os" | sed -e 's|sunos6|solaris3|'`
 		;;
-	-opened*)
-		os=-openedition
+	wince*)
+		os=wince
 		;;
-	-os400*)
-		os=-os400
+	utek*)
+		os=bsd
 		;;
-	-wince*)
-		os=-wince
+	dynix*)
+		os=bsd
 		;;
-	-utek*)
-		os=-bsd
+	acis*)
+		os=aos
 		;;
-	-dynix*)
-		os=-bsd
+	atheos*)
+		os=atheos
 		;;
-	-acis*)
-		os=-aos
+	syllable*)
+		os=syllable
 		;;
-	-atheos*)
-		os=-atheos
+	386bsd)
+		os=bsd
 		;;
-	-syllable*)
-		os=-syllable
+	ctix* | uts*)
+		os=sysv
 		;;
-	-386bsd)
-		os=-bsd
+	nova*)
+		os=rtmk-nova
 		;;
-	-ctix* | -uts*)
-		os=-sysv
+	ns2)
+		os=nextstep2
 		;;
-	-nova*)
-		os=-rtmk-nova
+	nsk*)
+		os=nsk
 		;;
-	-ns2)
-		os=-nextstep2
-		;;
-	-nsk*)
-		os=-nsk
-		;;
 	# Preserve the version number of sinix5.
-	-sinix5.*)
+	sinix5.*)
 		os=`echo $os | sed -e 's|sinix|sysv|'`
 		;;
-	-sinix*)
-		os=-sysv4
+	sinix*)
+		os=sysv4
 		;;
-	-tpf*)
-		os=-tpf
+	tpf*)
+		os=tpf
 		;;
-	-triton*)
-		os=-sysv3
+	triton*)
+		os=sysv3
 		;;
-	-oss*)
-		os=-sysv3
+	oss*)
+		os=sysv3
 		;;
-	-svr4*)
-		os=-sysv4
+	svr4*)
+		os=sysv4
 		;;
-	-svr3)
-		os=-sysv3
+	svr3)
+		os=sysv3
 		;;
-	-sysvr4)
-		os=-sysv4
+	sysvr4)
+		os=sysv4
 		;;
-	# This must come after -sysvr4.
-	-sysv*)
+	# This must come after sysvr4.
+	sysv*)
 		;;
-	-ose*)
-		os=-ose
+	ose*)
+		os=ose
 		;;
-	-*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
-		os=-mint
+	*mint | mint[0-9]* | *MiNT | MiNT[0-9]*)
+		os=mint
 		;;
-	-zvmoe)
-		os=-zvmoe
+	zvmoe)
+		os=zvmoe
 		;;
-	-dicos*)
-		os=-dicos
+	dicos*)
+		os=dicos
 		;;
-	-pikeos*)
+	pikeos*)
 		# Until real need of OS specific support for
 		# particular features comes up, bare metal
 		# configurations are quite functional.
-		case $basic_machine in
+		case $cpu in
 		    arm*)
-			os=-eabi
+			os=eabi
 			;;
 		    *)
-			os=-elf
+			os=elf
 			;;
 		esac
 		;;
-	-nacl*)
+	nacl*)
 		;;
-	-ios)
+	ios)
 		;;
-	-none)
+	none)
 		;;
+	*-eabi)
+		;;
 	*)
-		# Get rid of the `-' at the beginning of $os.
-		os=`echo $os | sed 's/[^-]*-//'`
 		echo Invalid configuration \`"$1"\': system \`"$os"\' not recognized 1>&2
 		exit 1
 		;;
@@ -1543,175 +1532,181 @@
 # will signal an error saying that MANUFACTURER isn't an operating
 # system, and we'll never get to this point.
 
-case $basic_machine in
+case $cpu-$vendor in
 	score-*)
-		os=-elf
+		os=elf
 		;;
 	spu-*)
-		os=-elf
+		os=elf
 		;;
 	*-acorn)
-		os=-riscix1.2
+		os=riscix1.2
 		;;
 	arm*-rebel)
-		os=-linux
+		os=linux
 		;;
 	arm*-semi)
-		os=-aout
+		os=aout
 		;;
 	c4x-* | tic4x-*)
-		os=-coff
+		os=coff
 		;;
 	c8051-*)
-		os=-elf
+		os=elf
 		;;
+	clipper-intergraph)
+		os=clix
+		;;
 	hexagon-*)
-		os=-elf
+		os=elf
 		;;
 	tic54x-*)
-		os=-coff
+		os=coff
 		;;
 	tic55x-*)
-		os=-coff
+		os=coff
 		;;
 	tic6x-*)
-		os=-coff
+		os=coff
 		;;
 	# This must come before the *-dec entry.
 	pdp10-*)
-		os=-tops20
+		os=tops20
 		;;
 	pdp11-*)
-		os=-none
+		os=none
 		;;
 	*-dec | vax-*)
-		os=-ultrix4.2
+		os=ultrix4.2
 		;;
 	m68*-apollo)
-		os=-domain
+		os=domain
 		;;
 	i386-sun)
-		os=-sunos4.0.2
+		os=sunos4.0.2
 		;;
 	m68000-sun)
-		os=-sunos3
+		os=sunos3
 		;;
 	m68*-cisco)
-		os=-aout
+		os=aout
 		;;
 	mep-*)
-		os=-elf
+		os=elf
 		;;
 	mips*-cisco)
-		os=-elf
+		os=elf
 		;;
 	mips*-*)
-		os=-elf
+		os=elf
 		;;
 	or32-*)
-		os=-coff
+		os=coff
 		;;
 	*-tti)	# must be before sparc entry or we get the wrong os.
-		os=-sysv3
+		os=sysv3
 		;;
 	sparc-* | *-sun)
-		os=-sunos4.1.1
+		os=sunos4.1.1
 		;;
 	pru-*)
-		os=-elf
+		os=elf
 		;;
 	*-be)
-		os=-beos
+		os=beos
 		;;
 	*-ibm)
-		os=-aix
+		os=aix
 		;;
 	*-knuth)
-		os=-mmixware
+		os=mmixware
 		;;
 	*-wec)
-		os=-proelf
+		os=proelf
 		;;
 	*-winbond)
-		os=-proelf
+		os=proelf
 		;;
 	*-oki)
-		os=-proelf
+		os=proelf
 		;;
 	*-hp)
-		os=-hpux
+		os=hpux
 		;;
 	*-hitachi)
-		os=-hiux
+		os=hiux
 		;;
 	i860-* | *-att | *-ncr | *-altos | *-motorola | *-convergent)
-		os=-sysv
+		os=sysv
 		;;
 	*-cbm)
-		os=-amigaos
+		os=amigaos
 		;;
 	*-dg)
-		os=-dgux
+		os=dgux
 		;;
 	*-dolphin)
-		os=-sysv3
+		os=sysv3
 		;;
 	m68k-ccur)
-		os=-rtu
+		os=rtu
 		;;
 	m88k-omron*)
-		os=-luna
+		os=luna
 		;;
 	*-next)
-		os=-nextstep
+		os=nextstep
 		;;
 	*-sequent)
-		os=-ptx
+		os=ptx
 		;;
 	*-crds)
-		os=-unos
+		os=unos
 		;;
 	*-ns)
-		os=-genix
+		os=genix
 		;;
 	i370-*)
-		os=-mvs
+		os=mvs
 		;;
 	*-gould)
-		os=-sysv
+		os=sysv
 		;;
 	*-highlevel)
-		os=-bsd
+		os=bsd
 		;;
 	*-encore)
-		os=-bsd
+		os=bsd
 		;;
 	*-sgi)
-		os=-irix
+		os=irix
 		;;
 	*-siemens)
-		os=-sysv4
+		os=sysv4
 		;;
 	*-masscomp)
-		os=-rtu
+		os=rtu
 		;;
 	f30[01]-fujitsu | f700-fujitsu)
-		os=-uxpv
+		os=uxpv
 		;;
 	*-rom68k)
-		os=-coff
+		os=coff
 		;;
 	*-*bug)
-		os=-coff
+		os=coff
 		;;
 	*-apple)
-		os=-macos
+		os=macos
 		;;
 	*-atari*)
-		os=-mint
+		os=mint
 		;;
+	*-wrs)
+		os=vxworks
+		;;
 	*)
-		os=-none
+		os=none
 		;;
 esac
 fi
@@ -1718,79 +1713,80 @@
 
 # Here we handle the case where we know the os, and the CPU type, but not the
 # manufacturer.  We pick the logical manufacturer.
-vendor=unknown
-case $basic_machine in
-	*-unknown)
+case $vendor in
+	unknown)
 		case $os in
-			-riscix*)
+			riscix*)
 				vendor=acorn
 				;;
-			-sunos*)
+			sunos*)
 				vendor=sun
 				;;
-			-cnk*|-aix*)
+			cnk*|-aix*)
 				vendor=ibm
 				;;
-			-beos*)
+			beos*)
 				vendor=be
 				;;
-			-hpux*)
+			hpux*)
 				vendor=hp
 				;;
-			-mpeix*)
+			mpeix*)
 				vendor=hp
 				;;
-			-hiux*)
+			hiux*)
 				vendor=hitachi
 				;;
-			-unos*)
+			unos*)
 				vendor=crds
 				;;
-			-dgux*)
+			dgux*)
 				vendor=dg
 				;;
-			-luna*)
+			luna*)
 				vendor=omron
 				;;
-			-genix*)
+			genix*)
 				vendor=ns
 				;;
-			-mvs* | -opened*)
+			clix*)
+				vendor=intergraph
+				;;
+			mvs* | opened*)
 				vendor=ibm
 				;;
-			-os400*)
+			os400*)
 				vendor=ibm
 				;;
-			-ptx*)
+			ptx*)
 				vendor=sequent
 				;;
-			-tpf*)
+			tpf*)
 				vendor=ibm
 				;;
-			-vxsim* | -vxworks* | -windiss*)
+			vxsim* | vxworks* | windiss*)
 				vendor=wrs
 				;;
-			-aux*)
+			aux*)
 				vendor=apple
 				;;
-			-hms*)
+			hms*)
 				vendor=hitachi
 				;;
-			-mpw* | -macos*)
+			mpw* | macos*)
 				vendor=apple
 				;;
-			-*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
+			*mint | mint[0-9]* | *MiNT | MiNT[0-9]*)
 				vendor=atari
 				;;
-			-vos*)
+			vos*)
 				vendor=stratus
 				;;
 		esac
-		basic_machine=`echo "$basic_machine" | sed "s/unknown/$vendor/"`
 		;;
 esac
 
-echo "$basic_machine$os"
+echo "$cpu-$vendor-$os"
 exit
 
 # Local variables:

Modified: trunk/Master/doc.html
===================================================================
--- trunk/Master/doc.html	2019-04-01 00:18:34 UTC (rev 50686)
+++ trunk/Master/doc.html	2019-04-01 00:24:29 UTC (rev 50687)
@@ -16991,7 +16991,9 @@
 <a href="texmf-dist/doc/man/man1/eptex.man1.pdf">eptex.man1.pdf</a>
 <a href="texmf-dist/doc/man/man1/makejvf.man1.pdf">makejvf.man1.pdf</a>
 <a href="texmf-dist/doc/man/man1/mendex.man1.pdf">mendex.man1.pdf</a>
-<a href="texmf-dist/doc/man/man1/ptex.man1.pdf">ptex.man1.pdf</a>.
+<a href="texmf-dist/doc/man/man1/ppltotf.man1.pdf">ppltotf.man1.pdf</a>
+<a href="texmf-dist/doc/man/man1/ptex.man1.pdf">ptex.man1.pdf</a>
+<a href="texmf-dist/doc/man/man1/ptftopl.man1.pdf">ptftopl.man1.pdf</a>.
 </small></li>
 
 <li><b><a href="texmf-dist/doc/ptex/ptex-base">ptex-base</a></b><small>
@@ -20123,6 +20125,12 @@
 <a href="texmf-dist/doc/man/man1/texdoctk.man1.pdf">texdoctk.man1.pdf</a>.
 </small></li>
 
+<li><b><a href="texmf-dist/doc/support/texdraw">texdraw</a></b><small>
+(<a href="https://ctan.org/pkg/texdraw">CTAN</a>):
+Graphical macros, using embedded PostScript
+<a href="texmf-dist/doc/support/texdraw/texdraw.pdf">texdraw.pdf</a>.
+</small></li>
+
 <li><b><a href="texmf-dist/doc/man/man1">texfot</a></b><small>
 (<a href="https://ctan.org/pkg/texfot">CTAN</a>):
 Filter clutter from the output of a TeX run
@@ -21422,7 +21430,7 @@
 
 <h2 id="letter-U">U</h2>
 
-<ol start="2818">
+<ol start="2819">
 
 <li><b><a href="texmf-dist/doc/latex/uaclasses">uaclasses</a></b><small>
 (<a href="https://ctan.org/pkg/uaclasses">CTAN</a>):
@@ -21769,7 +21777,9 @@
 Unicode version of pTeX
 <a href="texmf-dist/doc/man/man1/euptex.man1.pdf">euptex.man1.pdf</a>
 <a href="texmf-dist/doc/man/man1/upmendex.man1.pdf">upmendex.man1.pdf</a>
-<a href="texmf-dist/doc/man/man1/uptex.man1.pdf">uptex.man1.pdf</a>.
+<a href="texmf-dist/doc/man/man1/uppltotf.man1.pdf">uppltotf.man1.pdf</a>
+<a href="texmf-dist/doc/man/man1/uptex.man1.pdf">uptex.man1.pdf</a>
+<a href="texmf-dist/doc/man/man1/uptftopl.man1.pdf">uptftopl.man1.pdf</a>.
 </small></li>
 
 <li><b><a href="texmf-dist/doc/generic/upzhkinsoku">upzhkinsoku</a></b><small>
@@ -21852,7 +21862,7 @@
 
 <h2 id="letter-V">V</h2>
 
-<ol start="2879">
+<ol start="2880">
 
 <li><b><a href="texmf-dist/doc/bibtex/vancouver">vancouver</a></b><small>
 (<a href="https://ctan.org/pkg/vancouver">CTAN</a>):
@@ -22090,7 +22100,7 @@
 
 <h2 id="letter-W">W</h2>
 
-<ol start="2913">
+<ol start="2914">
 
 <li><b><a href="texmf-dist/doc/fonts/wadalab">wadalab</a></b><small>
 (<a href="https://ctan.org/pkg/wadalab">CTAN</a>):
@@ -22291,7 +22301,7 @@
 
 <h2 id="letter-X">X</h2>
 
-<ol start="2936">
+<ol start="2937">
 
 <li><b><a href="texmf-dist/doc/latex/xargs">xargs</a></b><small>
 (<a href="https://ctan.org/pkg/xargs">CTAN</a>):
@@ -22823,7 +22833,7 @@
 
 <h2 id="letter-Y">Y</h2>
 
-<ol start="3000">
+<ol start="3001">
 
 <li><b><a href="texmf-dist/doc/latex/yafoot">yafoot</a></b><small>
 (<a href="https://ctan.org/pkg/yafoot">CTAN</a>):
@@ -22903,7 +22913,7 @@
 
 <h2 id="letter-Z">Z</h2>
 
-<ol start="3011">
+<ol start="3012">
 
 <li><b><a href="texmf-dist/doc/latex/zed-csp">zed-csp</a></b><small>
 (<a href="https://ctan.org/pkg/zed-csp">CTAN</a>):
@@ -22990,5 +23000,5 @@
 
 <p><a href="#letter-1">1</a> - <a href="#letter-2">2</a> - <a href="#letter-A">A</a> - <a href="#letter-B">B</a> - <a href="#letter-C">C</a> - <a href="#letter-D">D</a> - <a href="#letter-E">E</a> - <a href="#letter-F">F</a> - <a href="#letter-G">G</a> - <a href="#letter-H">H</a> - <a href="#letter-I">I</a> - <a href="#letter-J">J</a> - <a href="#letter-K">K</a> - <a href="#letter-L">L</a> - <a href="#letter-M">M</a> - <a href="#letter-N">N</a> - <a href="#letter-O">O</a> - <a href="#letter-P">P</a> - <a href="#letter-Q">Q</a> - <a href="#letter-R">R</a> - <a href="#letter-S">S</a> - <a href="#letter-T">T</a> - <a href="#letter-U">U</a> - <a href="#letter-V">V</a> - <a href="#letter-W">W</a> - <a href="#letter-X">X</a> - <a href="#letter-Y">Y</a> - <a href="#letter-Z">Z</a></p>
 <hr />
-<small>Generated Sat Mar 30 02:23:38 CET 2019 by tl-update-docindex.</small>
+<small>Generated Mon Apr  1 02:24:26 CEST 2019 by tl-update-docindex.</small>
 </body></html>

Modified: trunk/Master/texmf-dist/tex/texinfo/texinfo.tex
===================================================================
--- trunk/Master/texmf-dist/tex/texinfo/texinfo.tex	2019-04-01 00:18:34 UTC (rev 50686)
+++ trunk/Master/texmf-dist/tex/texinfo/texinfo.tex	2019-04-01 00:24:29 UTC (rev 50687)
@@ -3,8 +3,7 @@
 % Load plain if necessary, i.e., if running under initex.
 \expandafter\ifx\csname fmtname\endcsname\relax\input plain\fi
 %
-\def\texinfoversion{2019-03-03.15}
-
+\def\texinfoversion{2019-03-23.11}
 %
 % Copyright 1985, 1986, 1988, 1990-2019 Free Software Foundation, Inc.
 %
@@ -387,14 +386,8 @@
     % take effect in \write's, yet the group defined by the \vbox ends
     % before the \shipout runs.
     %
-    \indexdummies         % don't expand commands in the output.
-    \normalturnoffactive  % \ in index entries must not stay \, e.g., if
-               % the page break happens to be in the middle of an example.
-               % We don't want .vr (or whatever) entries like this:
-               % \entry{{\indexbackslash }acronym}{32}{\code {\acronym}}
-               % "\acronym" won't work when it's read back in;
-               % it needs to be
-               % {\code {{\backslashcurfont }acronym}
+    \atdummies         % don't expand commands in the output.
+    \turnoffactive
     \shipout\vbox{%
       % Do this early so pdf references go to the beginning of the page.
       \ifpdfmakepagedest \pdfdest name{\the\pageno} xyz\fi
@@ -455,11 +448,10 @@
   }%
 }
 
-% First remove any @comment, then any @c comment.  Also remove a @texinfoc
-% comment (see \scanmacro for details).  Pass the result on to \argcheckspaces.
+% First remove any @comment, then any @c comment.  Pass the result on to 
+% \argcheckspaces.
 \def\argremovecomment#1\comment#2\ArgTerm{\argremovec #1\c\ArgTerm}
-\def\argremovec#1\c#2\ArgTerm{\argremovetexinfoc #1\texinfoc\ArgTerm}
-\def\argremovetexinfoc#1\texinfoc#2\ArgTerm{\argcheckspaces#1\^^M\ArgTerm}
+\def\argremovec#1\c#2\ArgTerm{\argcheckspaces#1\^^M\ArgTerm}
 
 % Each occurrence of `\^^M' or `<space>\^^M' is replaced by a single space.
 %
@@ -1131,6 +1123,16 @@
   \fi
 \fi
 
+\newif\ifpdforxetex
+\pdforxetexfalse
+\ifpdf
+  \pdforxetextrue
+\fi
+\ifx\XeTeXrevision\thisisundefined\else
+  \pdforxetextrue
+\fi
+
+
 % PDF uses PostScript string constants for the names of xref targets,
 % for display in the outlines, and in other places.  Thus, we have to
 % double any backslashes.  Otherwise, a name like "\node" will be
@@ -2844,7 +2846,7 @@
 
 % @t, explicit typewriter.
 \def\t#1{%
-  {\tt \rawbackslash \plainfrenchspacing #1}%
+  {\tt \plainfrenchspacing #1}%
   \null
 }
 
@@ -2871,7 +2873,6 @@
     % Turn off hyphenation.
     \nohyphenation
     %
-    \rawbackslash
     \plainfrenchspacing
     #1%
   }%
@@ -3112,7 +3113,7 @@
 % So now @email is just like @uref, unless we are pdf.
 %
 %\def\email#1{\angleleft{\tt #1}\angleright}
-\ifpdf
+\ifpdforxetex
   \def\email#1{\doemail#1,,\finish}
   \def\doemail#1,#2,#3\finish{\begingroup
     \unsepspaces
@@ -3122,18 +3123,7 @@
     \endlink
   \endgroup}
 \else
-  \ifx\XeTeXrevision\thisisundefined
-    \let\email=\uref
-  \else
-    \def\email#1{\doemail#1,,\finish}
-    \def\doemail#1,#2,#3\finish{\begingroup
-      \unsepspaces
-      \pdfurl{mailto:#1}%
-      \setbox0 = \hbox{\ignorespaces #2}%
-      \ifdim\wd0>0pt\unhbox0\else\code{#1}\fi
-      \endlink
-    \endgroup}
-  \fi
+  \let\email=\uref
 \fi
 
 % @kbdinputstyle -- arg is `distinct' (@kbd uses slanted tty font always),
@@ -4667,19 +4657,6 @@
   }
 }
 
-% We have this subroutine so that we can handle at least some @value's
-% properly in indexes (we call \makevalueexpandable in \indexdummies).
-% The command has to be fully expandable (if the variable is set), since
-% the result winds up in the index file.  This means that if the
-% variable's value contains other Texinfo commands, it's almost certain
-% it will fail (although perhaps we could fix that with sufficient work
-% to do a one-level expansion on the result, instead of complete).
-% 
-% Unfortunately, this has the consequence that when _ is in the *value*
-% of an @set, it does not print properly in the roman fonts (get the cmr
-% dot accent at position 126 instead).  No fix comes to mind, and it's
-% been this way since 2003 or earlier, so just ignore it.
-% 
 \def\expandablevalue#1{%
   \expandafter\ifx\csname SET#1\endcsname\relax
     {[No value for ``#1'']}%
@@ -4708,7 +4685,7 @@
 % if possible, otherwise sort late.
 \def\indexnofontsvalue#1{%
   \expandafter\ifx\csname SET#1\endcsname\relax
-    ZZZZZZZ
+    ZZZZZZZ%
   \else
     \csname SET#1\endcsname
   \fi
@@ -4858,24 +4835,9 @@
 \def\docodeindexxxx #1{\doind{\indexname}{\code{#1}}}
 
 

-% Used when writing an index entry out to an index file to prevent
-% expansion of Texinfo commands that can appear in an index entry.
+% Used for the aux, toc and index files to prevent expansion of Texinfo 
+% commands.
 %
-\def\indexdummies{%
-  \escapechar = `\\     % use backslash in output files.
-  \definedummyletter\@%
-  \definedummyletter\ %
-  %
-  % For texindex which always views { and } as separators.
-  \def\{{\lbracechar{}}%
-  \def\}{\rbracechar{}}%
-  %
-  % Do the redefinitions.
-  \definedummies
-}
-
-% Used for the aux and toc files, where @ is the escape character.
-%
 \def\atdummies{%
   \definedummyletter\@%
   \definedummyletter\ %
@@ -4904,8 +4866,7 @@
 \def\definedummyletter#1{\def#1{\string#1}}%
 \let\definedummyaccent\definedummyletter
 
-% Called from \indexdummies and \atdummies, to effectively prevent
-% the expansion of commands.
+% Called from \atdummies to prevent the expansion of commands.
 %
 \def\definedummies{%
   %
@@ -5070,11 +5031,9 @@
   \commondummyword\xref
 }
 
-% This does nothing, but for a time it was recommended to use
-% \usebracesinindexestrue to be able to use braces in index entries.
-
 \let\indexlbrace\relax
 \let\indexrbrace\relax
+\let\indexatchar\relax
 
 {\catcode`\@=0
 \catcode`\\=13
@@ -5108,10 +5067,8 @@
   }
 
   \gdef\indexnonalnumreappear{%
-    \useindexbackslash
     \let-\normaldash
     \let<\normalless
-    \def\@{@}%
   }
 }
 
@@ -5222,8 +5179,6 @@
 

 
 
-\let\SETmarginindex=\relax % put index entries in margin (undocumented)?
-
 % #1 is the index name, #2 is the entry text.
 \def\doind#1#2{%
   \iflinks
@@ -5255,13 +5210,6 @@
 \fi}
 \def\indexisfl{fl}
 
-% Output \ as {\indexbackslash}, because \ is an escape character in
-% the index files.
-\let\indexbackslash=\relax
-{\catcode`\@=0 \catcode`\\=\active
-  @gdef at useindexbackslash{@def\{{@indexbackslash}}}
-}
-
 % Definition for writing index entry sort key.
 {
 \catcode`\-=13
@@ -5273,14 +5221,25 @@
   \xdef\indexsortkey{#1}\endgroup}
 }
 
+\def\indexwriteseealso#1{
+  \gdef\pagenumbertext{@seealso{#1}}%
+}
+
+% The default definitions
+\def\sortas#1{}%
+\def\seealso#1{\i{\putwordSeeAlso}\ #1}% for sorted index file only
+\def\putwordSeeAlso{see also}
+
 % Given index entry text like "aaa @subentry bbb @sortas{ZZZ}":
 %   * Set \bracedtext to "{aaa}{bbb}"
 %   * Set \fullindexsortkey to "aaa @subentry ZZZ"
+%   * If @seealso occurs, set \pagenumbertext
 %
 \def\splitindexentry#1{%
   \gdef\fullindexsortkey{}%
   \xdef\bracedtext{}%
   \def\sep{}%
+  \def\seealso##1{}%
   \expandafter\doindexsegment#1\subentry\finish\subentry
 }
 
@@ -5292,7 +5251,6 @@
     %
     % Fully expand the segment, throwing away any @sortas directives, and 
     % trim spaces.
-    \def\sortas##1{}%
     \edef\trimmed{\segment}%
     \edef\trimmed{\expandafter\eatspaces\expandafter{\trimmed}}%
     %
@@ -5302,6 +5260,7 @@
     % font commands turned off.
     \bgroup
       \let\sortas\indexwritesortas
+      \let\seealso\indexwriteseealso
       \indexnofonts
       % The braces around the commands are recognized by texindex.
       \def\lbracechar{{\indexlbrace}}%
@@ -5308,10 +5267,13 @@
       \def\rbracechar{{\indexrbrace}}%
       \let\{=\lbracechar
       \let\}=\rbracechar
+      \def\@{{\indexatchar}}%
+      \def\atchar##1{\@}%
       %
       \let\indexsortkey\empty
+      \global\let\pagenumbertext\empty
       % Execute the segment and throw away the typeset output.  This executes
-      % any @sortas commands in this segment.
+      % any @sortas or @seealso commands in this segment.
       \setbox\dummybox = \hbox{\segment}%
       \ifx\indexsortkey\empty{%
         \indexnonalnumdisappear
@@ -5332,6 +5294,7 @@
   \fi
 }
 \def\isfinish{\finish}%
+\newbox\dummybox % used above
 
 \let\subentry\relax
 
@@ -5338,16 +5301,14 @@
 % Write the entry in \toks0 to the index file.
 %
 \def\doindwrite{%
-  % Put the index entry in the margin if desired.
-  \ifx\SETmarginindex\relax\else
-    \insert\margin{\hbox{\vrule height8pt depth3pt width0pt \the\toks0}}%
-  \fi
+  \maybemarginindex
   %
-  % Remember, we are within a group.
-  \indexdummies % Must do this here, since \bf, etc expand at this stage
-  \useindexbackslash % \indexbackslash isn't defined now so it will be output 
-                     % as is; and it will print as backslash.
+  \atdummies
   %
+  % For texindex which always views { and } as separators.
+  \def\{{\lbracechar{}}%
+  \def\}{\rbracechar{}}%
+  %
   % Split the entry into primary entry and any subentries, and get the index 
   % sort key.
   \splitindexentry\indextext
@@ -5360,12 +5321,22 @@
   %
   \edef\temp{%
     \write\writeto{%
-      \string\entry{\fullindexsortkey}{\noexpand\folio}\bracedtext}%
+      \string\entry{\fullindexsortkey}%
+        {\ifx\pagenumbertext\empty\noexpand\folio\else\pagenumbertext\fi}%
+        \bracedtext}%
   }%
   \temp
 }
-\newbox\dummybox % used above
 
+% Put the index entry in the margin if desired (undocumented).
+\def\maybemarginindex{%
+  \ifx\SETmarginindex\relax\else
+    \insert\margin{\hbox{\vrule height8pt depth3pt width0pt \relax\indextext}}%
+  \fi
+}
+\let\SETmarginindex=\relax
+
+
 % Take care of unwanted page breaks/skips around a whatsit:
 %
 % If a skip is the last thing on the list now, preserve it
@@ -5452,9 +5423,14 @@
 %  \entry {topic}{pagelist}
 %     for a topic that is used without subtopics
 %  \primary {topic}
+%  \entry {topic}{}
 %     for the beginning of a topic that is used with subtopics
 %  \secondary {subtopic}{pagelist}
 %     for each subtopic.
+%  \secondary {subtopic}{}
+%     for a subtopic with sub-subtopics
+%  \tertiary {subtopic}{subsubtopic}{pagelist}
+%     for each sub-subtopic.
 
 % Define the user-accessible indexing commands
 % @findex, @vindex, @kindex, @cindex.
@@ -5479,14 +5455,10 @@
   \plainfrenchspacing
   \everypar = {}% don't want the \kern\-parindent from indentation suppression.
   %
-  % See if the index file exists and is nonempty.
-  % Change catcode of @ here so that if the index file contains
-  % \initial {@}
-  % as its first line, TeX doesn't complain about mismatched braces
-  % (because it thinks @} is a control sequence).
-  \catcode`\@ = 12
   % See comment in \requireopenindexfile.
   \def\indexname{#1}\ifx\indexname\indexisfl\def\indexname{f1}\fi
+  %
+  % See if the index file exists and is nonempty.
   \openin 1 \jobname.\indexname s
   \ifeof 1
     % \enddoublecolumns gets confused if there is no text in the index,
@@ -5496,8 +5468,6 @@
     \putwordIndexNonexistent
     \typeout{No file \jobname.\indexname s.}%
   \else
-    \catcode`\\ = 0
-    %
     % If the index file exists but is empty, then \openin leaves \ifeof
     % false.  We have to make TeX try to read something from the file, so
     % it can discover if there is anything in it.
@@ -5505,48 +5475,28 @@
     \ifeof 1
       \putwordIndexIsEmpty
     \else
-      % Index files are almost Texinfo source, but we use \ as the escape
-      % character.  It would be better to use @, but that's too big a change
-      % to make right now.
-      \def\indexbackslash{\ttbackslash}%
-      \let\indexlbrace\{   % Likewise, set these sequences for braces
-      \let\indexrbrace\}   % used in the sort key.
-      \begindoublecolumns
-      \let\dotheinsertentrybox\dotheinsertentryboxwithpenalty
-      %
-      % Read input from the index file line by line.
-      \loopdo
-        \ifeof1 \else
-          \read 1 to \nextline
-        \fi
-        %
-        \indexinputprocessing
-        \thisline
-        %
-        \ifeof1\else
-        \let\thisline\nextline
-      \repeat
-      %%
-      \enddoublecolumns
+      \expandafter\printindexzz\thisline\relax\relax\finish%
     \fi
   \fi
   \closein 1
 \endgroup}
-\def\loopdo#1\repeat{\def\body{#1}\loopdoxxx}
-\def\loopdoxxx{\let\next=\relax\body\let\next=\loopdoxxx\fi\next}
 
-\def\indexinputprocessing{%
-  \ifeof1
-    \let\firsttoken\relax
+% If the index file starts with a backslash, forgo reading the index
+% file altogether.  If somebody upgrades texinfo.tex they may still have
+% old index files using \ as the escape character.  Reading this would
+% at best lead to typesetting garbage, at worst a TeX syntax error.
+\def\printindexzz#1#2\finish{%
+  % NB this won't work if the index file starts with a group...
+  \uccode`\~=`\\ \uppercase{\if\noexpand~}\noexpand#1
+    \message{skipping sorted index file}%
+    (Skipped sorted index file in obsolete format)
   \else
-    \edef\act{\gdef\noexpand\firsttoken{\getfirsttoken\nextline}}%
-    \act
+    \begindoublecolumns
+    \input \jobname.\indexname s
+    \enddoublecolumns
   \fi
 }
-\def\getfirsttoken#1{\expandafter\getfirsttokenx#1\endfirsttoken}
-\long\def\getfirsttokenx#1#2\endfirsttoken{\noexpand#1}
 
-
 % These macros are used by the sorted index file itself.
 % Change them to control the appearance of the index.
 
@@ -5554,12 +5504,18 @@
 \catcode`\|=13 \catcode`\<=13 \catcode`\>=13 \catcode`\+=13 \catcode`\"=13
 \catcode`\$=3
 \gdef\initialglyphs{%
+  % special control sequences used in the index sort key
+  \let\indexlbrace\{%
+  \let\indexrbrace\}%
+  \let\indexatchar\@%
+  %
   % Some changes for non-alphabetic characters.  Using the glyphs from the
   % math fonts looks more consistent than the typewriter font used elsewhere
   % for these characters.
-  \def\indexbackslash{\math{\backslash}}%
-  \let\\=\indexbackslash
+  \uccode`\~=`\\ \uppercase{\def~{\math{\backslash}}}
   %
+  % In case @\ is used for backslash
+  \uppercase{\let\\=~}
   % Can't get bold backslash so don't use bold forward slash
   \catcode`\/=13
   \def/{{\secrmnotbold \normalslash}}%
@@ -5619,12 +5575,6 @@
 \def\entry{%
   \begingroup
     %
-    % For pdfTeX and XeTeX.
-    % The redefinition of \domark stops marks being added in \pdflink to 
-    % preserve coloured links across page boundaries.  Otherwise the marks
-    % would get in the way of \lastbox in \insertentrybox.
-    \let\domark\relax
-    %
     % Start a new paragraph if necessary, so our assignments below can't
     % affect previous text.
     \par
@@ -5657,35 +5607,31 @@
 \gdef\finishentry#1{%
     \egroup % end box A
     \dimen@ = \wd\boxA % Length of text of entry
-    \global\setbox\boxA=\hbox\bgroup\unhbox\boxA
-    % #1 is the page number.
-    %
-    % Get the width of the page numbers, and only use
-    % leaders if they are present.
-    \global\setbox\boxB = \hbox{#1}%
-    \ifdim\wd\boxB = 0pt
-      \null\nobreak\hfill\ %
-    \else
+    \global\setbox\boxA=\hbox\bgroup
+      \unhbox\boxA
+      % #1 is the page number.
       %
-      \null\nobreak\indexdotfill % Have leaders before the page number.
-      %
-      \ifpdf
-        \pdfgettoks#1.%
-        \hskip\skip\thinshrinkable\the\toksA
+      % Get the width of the page numbers, and only use
+      % leaders if they are present.
+      \global\setbox\boxB = \hbox{#1}%
+      \ifdim\wd\boxB = 0pt
+        \null\nobreak\hfill\ %
       \else
-        \ifx\XeTeXrevision\thisisundefined
-          \hskip\skip\thinshrinkable #1%
-        \else
+        %
+        \null\nobreak\indexdotfill % Have leaders before the page number.
+        %
+        \ifpdforxetex
           \pdfgettoks#1.%
           \hskip\skip\thinshrinkable\the\toksA
+        \else
+          \hskip\skip\thinshrinkable #1%
         \fi
       \fi
-    \fi
     \egroup % end \boxA
     \ifdim\wd\boxB = 0pt
-      \global\setbox\entrybox=\vbox{\unhbox\boxA}%
-    \else
-    \global\setbox\entrybox=\vbox\bgroup
+      \noindent\unhbox\boxA\par
+      \nobreak
+    \else\bgroup
       % We want the text of the entries to be aligned to the left, and the
       % page numbers to be aligned to the right.
       %
@@ -5751,55 +5697,11 @@
     \egroup % The \vbox
     \fi
   \endgroup
-  \dotheinsertentrybox
 }}
 
 \newskip\thinshrinkable
 \skip\thinshrinkable=.15em minus .15em
 
-\newbox\entrybox
-\def\insertentrybox{%
-  \ourunvbox\entrybox
-}
-
-% default definition
-\let\dotheinsertentrybox\insertentrybox
-
-% Use \lastbox to take apart vbox box by box, and add each sub-box
-% to the current vertical list.
-\def\ourunvbox#1{%
-\bgroup % for local binding of \delayedbox
-  % Remove the last box from box #1
-  \global\setbox#1=\vbox{%
-    \unvbox#1%
-    \unskip % remove any glue
-    \unpenalty
-    \global\setbox\interbox=\lastbox
-  }%
-  \setbox\delayedbox=\box\interbox
-  \ifdim\ht#1=0pt\else
-    \ourunvbox#1 % Repeat on what's left of the box
-    \nobreak
-  \fi
-  \box\delayedbox
-\egroup
-}
-\newbox\delayedbox
-\newbox\interbox
-
-% Used from \printindex.  \firsttoken should be the first token
-% after the \entry.  If it's not another \entry, we are at the last
-% line of a group of index entries, so insert a penalty to discourage
-% widowed index entries.
-\def\dotheinsertentryboxwithpenalty{%
-  \ifx\firsttoken\isentry
-  \else
-    \penalty 9000
-  \fi
-  \insertentrybox
-}
-\def\isentry{\entry}%
-
 % Like plain.tex's \dotfill, except uses up at least 1 em.
 % The filll stretch here overpowers both the fil and fill stretch to push
 % the page number to the right.
@@ -5809,25 +5711,16 @@
 
 \def\primary #1{\line{#1\hfil}}
 
-\newskip\secondaryindent \secondaryindent=0.5cm
-\def\secondary#1#2{{%
-  \parfillskip=0in
-  \parskip=0in
-  \hangindent=1in
-  \hangafter=1
-  \noindent\hskip\secondaryindent\hbox{#1}\indexdotfill
-  \ifpdf
-    \pdfgettoks#2.\ \the\toksA % The page number ends the paragraph.
-  \else
-    \ifx\XeTeXrevision\thisisundefined
-      #2
-    \else
-      \pdfgettoks#2.\ \the\toksA % The page number ends the paragraph.
-    \fi
-  \fi
-  \par
-}}
+\def\secondary{\indententry{0.5cm}}
+\def\tertiary{\indententry{1cm}}
 
+\def\indententry#1#2#3{%
+  \bgroup
+  \leftskip=#1
+  \entry{#2}{#3}%
+  \egroup
+}
+
 % Define two-column mode, which we use to typeset indexes.
 % Adapted from the TeXbook, page 416, which is to say,
 % the manmac.tex format used to print the TeXbook itself.
@@ -5844,17 +5737,6 @@
   \output = {%
     \savetopmark
     %
-    % Here is a possibility not foreseen in manmac: if we accumulate a
-    % whole lot of material, we might end up calling this \output
-    % routine twice in a row (see the doublecol-lose test, which is
-    % essentially a couple of indexes with @setchapternewpage off).  In
-    % that case we just ship out what is in \partialpage with the normal
-    % output routine.  Generally, \partialpage will be empty when this
-    % runs and this will be a no-op.  See the indexspread.tex test case.
-    \ifvoid\partialpage \else
-      \onepageout{\pagecontents\partialpage}%
-    \fi
-    %
     \global\setbox\partialpage = \vbox{%
       % Unvbox the main output page.
       \unvbox\PAGE
@@ -6134,11 +6016,9 @@
 
 % @raisesections: treat @section as chapter, @subsection as section, etc.
 \def\raisesections{\global\advance\secbase by -1}
-\let\up=\raisesections % original BFox name
 
 % @lowersections: treat @chapter as section, @section as subsection, etc.
 \def\lowersections{\global\advance\secbase by 1}
-\let\down=\lowersections % original BFox name
 
 % we only have subsub.
 \chardef\maxseclevel = 3
@@ -6790,13 +6670,8 @@
   % 1 and 2 (the page numbers aren't printed), and so are the first
   % two pages of the document.  Thus, we'd have two destinations named
   % `1', and two named `2'.
-  \ifpdf
+  \ifpdforxetex
     \global\pdfmakepagedesttrue
-  \else
-    \ifx\XeTeXrevision\thisisundefined
-    \else
-      \global\pdfmakepagedesttrue
-    \fi
   \fi
 }
 
@@ -7159,11 +7034,7 @@
 
 % @cartouche ... @end cartouche: draw rectangle w/rounded corners around
 % environment contents.
-\font\circle=lcircle10
-\newdimen\circthick
-\newdimen\cartouter\newdimen\cartinner
-\newskip\normbskip\newskip\normpskip\newskip\normlskip
-\circthick=\fontdimen8\circle
+
 %
 \def\ctl{{\circle\char'013\hskip -6pt}}% 6pt from pl file: 1/2charwidth
 \def\ctr{{\hskip 6pt\circle\char'010}}
@@ -7178,7 +7049,18 @@
 %
 \newskip\lskip\newskip\rskip
 
+% only require the font if @cartouche is actually used
+\def\cartouchefontdefs{%
+  \font\circle=lcircle10\relax
+  \circthick=\fontdimen8\circle
+}
+\newdimen\circthick
+\newdimen\cartouter\newdimen\cartinner
+\newskip\normbskip\newskip\normpskip\newskip\normlskip
+
+
 \envdef\cartouche{%
+  \cartouchefontdefs
   \ifhmode\par\fi  % can't be in the midst of a paragraph.
   \startsavinginserts
   \lskip=\leftskip \rskip=\rightskip
@@ -8050,12 +7932,6 @@
   }
 \fi
 
-% alias because \c means cedilla in @tex or @math
-\let\texinfoc=\c
-
-\newcount\savedcatcodeone
-\newcount\savedcatcodetwo
-
 % Used at the time of macro expansion.
 % Argument is macro body with arguments substituted
 \def\scanmacro#1{%
@@ -8062,24 +7938,12 @@
   \newlinechar`\^^M
   \def\xeatspaces{\eatspaces}%
   %
-  % Temporarily undo catcode changes of \printindex.  Set catcode of @ to
-  % 0 so that @-commands in macro expansions aren't printed literally when 
-  % formatting an index file, where \ is used as the escape character.
-  \savedcatcodeone=\catcode`\@
-  \savedcatcodetwo=\catcode`\\
-  \catcode`\@=0
-  \catcode`\\=\active
-  %
   % Process the macro body under the current catcode regime.
-  \scantokens{#1 at texinfoc}%
+  \scantokens{#1 at comment}%
   %
-  \catcode`\@=\savedcatcodeone
-  \catcode`\\=\savedcatcodetwo
-  %
-  % The \texinfoc is to remove the \newlinechar added by \scantokens, and
-  % can be noticed by \parsearg.
-  %   We avoid surrounding the call to \scantokens with \bgroup and \egroup
-  % to allow macros to open or close groups themselves.
+  % The \comment is to remove the \newlinechar added by \scantokens, and
+  % can be noticed by \parsearg.  Note \c isn't used because this means cedilla 
+  % in math mode.
 }
 
 % Used for copying and captions
@@ -8180,6 +8044,7 @@
 \def\macroargctxt{%
   \scanctxt
   \catcode`\ =\active
+  \catcode`\@=\other
   \catcode`\^^M=\other
   \catcode`\\=\active
 }
@@ -8186,6 +8051,7 @@
 
 \def\macrolineargctxt{% used for whole-line arguments without braces
   \scanctxt
+  \catcode`\@=\other
   \catcode`\{=\other
   \catcode`\}=\other
 }
@@ -8749,9 +8615,21 @@
 % also remove a trailing comma, in case of something like this:
 % @node Help-Cross,  ,  , Cross-refs
 \def\donode#1 ,#2\finishnodeparse{\dodonode #1,\finishnodeparse}
-\def\dodonode#1,#2\finishnodeparse{\gdef\lastnode{#1}}
+\def\dodonode#1,#2\finishnodeparse{\gdef\lastnode{#1}\omittopnode}
 
-\let\nwnode=\node
+% Used so that the @top node doesn't have to be wrapped in an @ifnottex
+% conditional.
+% \doignore goes to more effort to skip nested conditionals but we don't need 
+% that here.
+\def\omittopnode{%
+   \ifx\lastnode\wordTop
+   \expandafter\ignorenode\fi
+}
+\def\wordTop{Top}
+
+% Divert output to a box that is not output until the next @node command.
+\def\ignorenode{\setbox\dummybox\vbox\bgroup\def\node{\egroup\node}}
+
 \let\lastnode=\empty
 
 % Write a cross-reference definition for the current node.  #1 is the
@@ -9226,19 +9104,6 @@
   \catcode`\^^]=\other
   \catcode`\^^^=\other
   \catcode`\^^_=\other
-  % It was suggested to set the catcode of ^ to 7, which would allow ^^e4 etc.
-  % in xref tags, i.e., node names.  But since ^^e4 notation isn't
-  % supported in the main text, it doesn't seem desirable.  Furthermore,
-  % that is not enough: for node names that actually contain a ^
-  % character, we would end up writing a line like this: 'xrdef {'hat
-  % b-title}{'hat b} and \xrdef does a \csname...\endcsname on the first
-  % argument, and \hat is not an expandable control sequence.  It could
-  % all be worked out, but why?  Either we support ^^ or we don't.
-  %
-  % The other change necessary for this was to define \auxhat:
-  % \def\auxhat{\def^{'hat }}% extra space so ok if followed by letter
-  % and then to call \auxhat in \setq.
-  %
   \catcode`\^=\other
   %
   % Special characters.  Should be turned off anyway, but...
@@ -9256,14 +9121,7 @@
   \catcode`\%=\other
   \catcode`+=\other % avoid \+ for paranoia even though we've turned it off
   %
-  % This is to support \ in node names and titles, since the \
-  % characters end up in a \csname.  It's easier than
-  % leaving it active and making its active definition an actual \
-  % character.  What I don't understand is why it works in the *value*
-  % of the xrdef.  Seems like it should be a catcode12 \, and that
-  % should not typeset properly.  But it works, so I'm moving on for
-  % now.  --karl, 15jan04.
-  \catcode`\\=\other
+  \catcode`\\=\active
   %
   % @ is our escape character in .aux files, and we need braces.
   \catcode`\{=1
@@ -11534,11 +11392,9 @@
 % \backslashcurfont outputs one backslash character in current font,
 % as in \char`\\.
 \global\chardef\backslashcurfont=`\\
-\global\let\rawbackslashxx=\backslashcurfont  % let existing .??s files work
 
-% \realbackslash is an actual character `\' with catcode other, and
-% \doublebackslash is two of them (for the pdf outlines).
-{\catcode`\\=\other @gdef at realbackslash{\} @gdef at doublebackslash{\\}}
+% \realbackslash is an actual character `\' with catcode other.
+{\catcode`\\=\other @gdef at realbackslash{\}}
 
 % In Texinfo, backslash is an active character; it prints the backslash
 % in fixed width font.
@@ -11556,10 +11412,8 @@
 @def at ttbackslash{{@tt @ifmmode @mathchar29020 @else @backslashcurfont @fi}}
 @let at backslashchar = @ttbackslash % @backslashchar{} is for user documents.
 
-% \rawbackslash defines an active \ to do \backslashcurfont.
 % \otherbackslash defines an active \ to be a literal `\' character with
-% catcode other.  We switch back and forth between these.
- at gdef@rawbackslash{@let\=@backslashcurfont}
+% catcode other.
 @gdef at otherbackslash{@let\=@realbackslash}
 
 % Same as @turnoffactive except outputs \ as {\tt\char`\\} instead of
@@ -11631,7 +11485,7 @@
   @ifx\@eatinput @let\ = @ttbackslash @fi
   @catcode13=5 % regular end of line
   @enableemergencynewline
-  @let at c=@texinfoc
+  @let at c=@comment
   @let at parsearg@originalparsearg
   % Also turn back on active characters that might appear in the input
   % file name, in case not using a pre-dumped format.



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