Sync config.sub,config.guess with upstream

diff --git a/config.guess b/config.guess
index deaf2c4..2e9ad7f 100755
--- a/config.guess
+++ b/config.guess
@@ -2,7 +2,7 @@ 
  # Attempt to guess a canonical system name.
  #   Copyright 1992-2016 Free Software Foundation, Inc.

-timestamp='2016-05-27'
+timestamp='2016-10-02'

  # This file is free software; you can redistribute it and/or modify it
  # under the terms of the GNU General Public License as published by
@@ -186,9 +186,12 @@   
case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
  	    *) machine=${UNAME_MACHINE_ARCH}-unknown ;;
  	esac
  	# The Operating System including object format, if it has switched
-	# to ELF recently, or will in the future.
+	# to ELF recently (or will in the future) and ABI.
  	case "${UNAME_MACHINE_ARCH}" in
-	    arm*|earm*|i386|m68k|ns32k|sh3*|sparc|vax)
+	    earm*)
+		os=netbsdelf
+		;;
+	    arm*|i386|m68k|ns32k|sh3*|sparc|vax)
  		eval $set_cc_for_build
  		if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
  			| grep -q __ELF__
@@ -997,6 +1000,9 @@  EOF
  	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^CPU'`
  	test x"${CPU}" != x && { echo "${CPU}-unknown-linux-${LIBC}"; exit; }
  	;;
+    mips64el:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	exit ;;
      openrisc*:Linux:*:*)
  	echo or1k-unknown-linux-${LIBC}
  	exit ;;
@@ -1029,6 +1035,9 @@  EOF
      ppcle:Linux:*:*)
  	echo powerpcle-unknown-linux-${LIBC}
  	exit ;;
+    riscv32:Linux:*:* | riscv64:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	exit ;;
      s390:Linux:*:* | s390x:Linux:*:*)
  	echo ${UNAME_MACHINE}-ibm-linux-${LIBC}
  	exit ;;
@@ -1408,18 +1417,17 @@  esac
  cat >&2 <<EOF
  $0: unable to guess system type

-This script, last modified $timestamp, has failed to recognize
-the operating system you are using. It is advised that you
-download the most up to date version of the config scripts from
+This script (version $timestamp), has failed to recognize the
+operating system you are using. If your script is old, overwrite
+config.guess and config.sub with the latest versions from:

     
http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess
  and
     
http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub

-If the version you run ($0) is already up to date, please
-send the following data and any information you think might be
-pertinent to <config-patches@gnu.org> in order to provide the needed
-information to handle your system.
+If $0 has already been updated, send the following data and any
+information you think might be pertinent to config-patches@gnu.org to
+provide the necessary information to handle your system.

  config.guess timestamp = $timestamp

diff --git a/config.sub b/config.sub
index 2377e13..70a4180 100755
--- a/config.sub
+++ b/config.sub
@@ -2,7 +2,7 @@ 
  # Configuration validation subroutine script.
  #   Copyright 1992-2016 Free Software Foundation, Inc.

-timestamp='2016-05-23'
+timestamp='2016-11-03'

  # 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
@@ -117,7 +117,7 @@  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* | \
+  kopensolaris*-gnu* | cloudabi*-eabi* | \
    storm-chaos* | os2-emx* | rtmk-nova*)