Update build-aux files.

1 files changed, 20 insertions, 20 deletions

diff --git a/build-aux/config.sub b/build-aux/config.sub
index 8167d087..c874b7a9 100755
--- a/build-aux/config.sub
+++ b/build-aux/config.sub
@@ -2,7 +2,7 @@
 # Configuration validation subroutine script.
 #   Copyright 1992-2020 Free Software Foundation, Inc.
 
-timestamp='2020-10-13'
+timestamp='2020-11-07'
 
 # 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
@@ -50,7 +50,7 @@ timestamp='2020-10-13'
 #	CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
 # It is wrong to echo any other type of specification.
 
-me=`echo "$0" | sed -e 's,.*/,,'`
+me=$(echo "$0" | sed -e 's,.*/,,')
 
 usage="\
 Usage: $0 [OPTION] CPU-MFR-OPSYS or ALIAS
@@ -769,22 +769,22 @@ case $basic_machine in
 		vendor=hp
 		;;
 	i*86v32)
-		cpu=`echo "$1" | sed -e 's/86.*/86/'`
+		cpu=$(echo "$1" | sed -e 's/86.*/86/')
 		vendor=pc
 		basic_os=sysv32
 		;;
 	i*86v4*)
-		cpu=`echo "$1" | sed -e 's/86.*/86/'`
+		cpu=$(echo "$1" | sed -e 's/86.*/86/')
 		vendor=pc
 		basic_os=sysv4
 		;;
 	i*86v)
-		cpu=`echo "$1" | sed -e 's/86.*/86/'`
+		cpu=$(echo "$1" | sed -e 's/86.*/86/')
 		vendor=pc
 		basic_os=sysv
 		;;
 	i*86sol2)
-		cpu=`echo "$1" | sed -e 's/86.*/86/'`
+		cpu=$(echo "$1" | sed -e 's/86.*/86/')
 		vendor=pc
 		basic_os=solaris2
 		;;
@@ -917,7 +917,7 @@ case $basic_machine in
 		;;
 	leon-*|leon[3-9]-*)
 		cpu=sparc
-		vendor=`echo "$basic_machine" | sed 's/-.*//'`
+		vendor=$(echo "$basic_machine" | sed 's/-.*//')
 		;;
 
 	*-*)
@@ -1084,7 +1084,7 @@ case $cpu-$vendor in
 		cpu=mipsisa64sb1el
 		;;
 	sh5e[lb]-*)
-		cpu=`echo "$cpu" | sed 's/^\(sh.\)e\(.\)$/\1\2e/'`
+		cpu=$(echo "$cpu" | sed 's/^\(sh.\)e\(.\)$/\1\2e/')
 		;;
 	spur-*)
 		cpu=spur
@@ -1102,7 +1102,7 @@ case $cpu-$vendor in
 		cpu=x86_64
 		;;
 	xscale-* | xscalee[bl]-*)
-		cpu=`echo "$cpu" | sed 's/^xscale/arm/'`
+		cpu=$(echo "$cpu" | sed 's/^xscale/arm/')
 		;;
 	arm64-*)
 		cpu=aarch64
@@ -1286,15 +1286,15 @@ then
 case $basic_os in
 	gnu/linux*)
 		kernel=linux
-		os=`echo $basic_os | sed -e 's|gnu/linux|gnu|'`
+		os=$(echo $basic_os | sed -e 's|gnu/linux|gnu|')
 		;;
 	os2-emx)
 		kernel=os2
-		os=`echo $basic_os | sed -e 's|os2-emx|emx|'`
+		os=$(echo $basic_os | sed -e 's|os2-emx|emx|')
 		;;
 	nto-qnx*)
 		kernel=nto
-		os=`echo $basic_os | sed -e 's|nto-qnx|qnx|'`
+		os=$(echo $basic_os | sed -e 's|nto-qnx|qnx|')
 		;;
 	*-*)
 		# shellcheck disable=SC2162
@@ -1305,11 +1305,11 @@ EOF
 	# Default OS when just kernel was specified
 	nto*)
 		kernel=nto
-		os=`echo $basic_os | sed -e 's|nto|qnx|'`
+		os=$(echo $basic_os | sed -e 's|nto|qnx|')
 		;;
 	linux*)
 		kernel=linux
-		os=`echo $basic_os | sed -e 's|linux|gnu|'`
+		os=$(echo $basic_os | sed -e 's|linux|gnu|')
 		;;
 	*)
 		kernel=
@@ -1330,7 +1330,7 @@ case $os in
 		os=cnk
 		;;
 	solaris1 | solaris1.*)
-		os=`echo $os | sed -e 's|solaris1|sunos4|'`
+		os=$(echo $os | sed -e 's|solaris1|sunos4|')
 		;;
 	solaris)
 		os=solaris2
@@ -1359,7 +1359,7 @@ case $os in
 		os=sco3.2v4
 		;;
 	sco3.2.[4-9]*)
-		os=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
+		os=$(echo $os | sed -e 's/sco3.2./sco3.2v/')
 		;;
 	sco*v* | scout)
 		# Don't match below
@@ -1389,7 +1389,7 @@ case $os in
 		os=lynxos
 		;;
 	mac[0-9]*)
-		os=`echo "$os" | sed -e 's|mac|macos|'`
+		os=$(echo "$os" | sed -e 's|mac|macos|')
 		;;
 	opened*)
 		os=openedition
@@ -1398,10 +1398,10 @@ case $os in
 		os=os400
 		;;
 	sunos5*)
-		os=`echo "$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|')
 		;;
 	wince*)
 		os=wince
@@ -1435,7 +1435,7 @@ case $os in
 		;;
 	# Preserve the version number of sinix5.
 	sinix5.*)
-		os=`echo $os | sed -e 's|sinix|sysv|'`
+		os=$(echo $os | sed -e 's|sinix|sysv|')
 		;;
 	sinix*)
 		os=sysv4