sdl 2.0.8 update

2026-07-13 15:44:36 +00:00 · 2018-05-09 23:09:05 +10:00 · 2018-05-09 23:09:05 +10:00 · ec8f56b3b0
commit ec8f56b3b0
parent d6f6bc65a5
894 changed files with 66879 additions and 43299 deletions
--- a/Engine/lib/sdl/build-scripts/androidbuild.sh
+++ b/Engine/lib/sdl/build-scripts/androidbuild.sh
@ -25,46 +25,21 @@ if [ -z "$1" ] || [ -z "$SOURCES" ]; then
    echo "Usage: androidbuild.sh com.yourcompany.yourapp < sources.list"
    echo "Usage: androidbuild.sh com.yourcompany.yourapp source1.c source2.c ...sourceN.c"
    echo "To copy SDL source instead of symlinking: COPYSOURCE=1 androidbuild.sh ... "
-    echo "You can pass additional arguments to ndk-build with the NDKARGS variable: NDKARGS=\"-s\" androidbuild.sh ..."
    exit 1
 fi

-
-
 SDLPATH="$( cd "$(dirname "$0")/.." ; pwd -P )"

-NDKBUILD=`which ndk-build`
-if [ -z "$NDKBUILD" ];then
-    echo "Could not find the ndk-build utility, install Android's NDK and add it to the path"
+if [ -z "$ANDROID_HOME" ];then
+    echo "Please set the ANDROID_HOME directory to the path of the Android SDK"
    exit 1
 fi

-ANDROID=`which android`
-if [ -z "$ANDROID" ];then
-    echo "Could not find the android utility, install Android's SDK and add it to the path"
+if [ ! -d "$ANDROID_HOME/ndk-bundle" -a -z "$ANDROID_NDK_HOME" ]; then
+    echo "Please set the ANDROID_NDK_HOME directory to the path of the Android NDK"
    exit 1
 fi

-ANT=`which ant`
-
-if [ -z "$ANT" ];then
-    echo "Could not find the ant utility, install Android's SDK and add it to the path"
-    exit 1
-fi
-
-NCPUS="1"
-case "$OSTYPE" in
-    darwin*)
-        NCPU=`sysctl -n hw.ncpu`
-        ;; 
-    linux*)
-        if [ -n `which nproc` ]; then
-            NCPUS=`nproc`
-        fi  
-        ;;
-  *);;
-esac
-
 APP="$1"
 APPARR=(${APP//./ })
 BUILDPATH="$SDLPATH/build/$APP"
@ -77,27 +52,28 @@ mkdir -p $BUILDPATH
 cp -r $SDLPATH/android-project/* $BUILDPATH

 # Copy SDL sources
-mkdir -p $BUILDPATH/jni/SDL
+mkdir -p $BUILDPATH/app/jni/SDL
 if [ -z "$COPYSOURCE" ]; then
-    ln -s $SDLPATH/src $BUILDPATH/jni/SDL
-    ln -s $SDLPATH/include $BUILDPATH/jni/SDL
+    ln -s $SDLPATH/src $BUILDPATH/app/jni/SDL
+    ln -s $SDLPATH/include $BUILDPATH/app/jni/SDL
 else
-    cp -r $SDLPATH/src $BUILDPATH/jni/SDL
-    cp -r $SDLPATH/include $BUILDPATH/jni/SDL
+    cp -r $SDLPATH/src $BUILDPATH/app/jni/SDL
+    cp -r $SDLPATH/include $BUILDPATH/app/jni/SDL
 fi

-cp -r $SDLPATH/Android.mk $BUILDPATH/jni/SDL
-sed -i -e "s|YourSourceHere.c|$MKSOURCES|g" $BUILDPATH/jni/src/Android.mk
-sed -i -e "s|org\.libsdl\.app|$APP|g" $BUILDPATH/AndroidManifest.xml
+cp -r $SDLPATH/Android.mk $BUILDPATH/app/jni/SDL
+sed -i -e "s|YourSourceHere.c|$MKSOURCES|g" $BUILDPATH/app/jni/src/Android.mk
+sed -i -e "s|org\.libsdl\.app|$APP|g" $BUILDPATH/app/build.gradle
+sed -i -e "s|org\.libsdl\.app|$APP|g" $BUILDPATH/app/src/main/AndroidManifest.xml

 # Copy user sources
 for src in "${SOURCES[@]}"
 do
-    cp $src $BUILDPATH/jni/src
+    cp $src $BUILDPATH/app/jni/src
 done

 # Create an inherited Activity
-cd $BUILDPATH/src
+cd $BUILDPATH/app/src/main/java
 for folder in "${APPARR[@]}"
 do
    mkdir -p $folder
@ -105,31 +81,20 @@ do
 done

 ACTIVITY="${folder}Activity"
-sed -i -e "s|SDLActivity|$ACTIVITY|g" $BUILDPATH/AndroidManifest.xml
-sed -i -e "s|SDLActivity|$APP|g" $BUILDPATH/build.xml
+sed -i -e "s|\"SDLActivity\"|\"$ACTIVITY\"|g" $BUILDPATH/app/src/main/AndroidManifest.xml

 # Fill in a default Activity
-echo "package $APP;" >  "$ACTIVITY.java"
-echo "import org.libsdl.app.SDLActivity;" >> "$ACTIVITY.java"
-echo "public class $ACTIVITY extends SDLActivity {}" >> "$ACTIVITY.java"
+cat >"$ACTIVITY.java" <<__EOF__
+package $APP;
+
+import org.libsdl.app.SDLActivity;
+
+public class $ACTIVITY extends SDLActivity
+{
+}
+__EOF__

 # Update project and build
-cd $BUILDPATH
-$ANDROID update project --path $BUILDPATH
-$NDKBUILD -j $NCPUS $NDKARGS
-$ANT debug
-
-cd $CURDIR
-
-APK="$BUILDPATH/bin/$APP-debug.apk"
-
-if [ -f "$APK" ]; then
-    echo "Your APK is ready at $APK"
-    echo "To install to your device: "
-    echo "cd  $BUILDPATH"
-    echo "ant debug install"
-    exit 0
-fi
-
-echo "There was an error building the APK"
-exit 1
+echo "To build and install to a device for testing, run the following:"
+echo "cd $BUILDPATH"
+echo "./gradlew installDebug"
--- a/Engine/lib/sdl/build-scripts/androidbuildlibs.sh
+++ b/Engine/lib/sdl/build-scripts/androidbuildlibs.sh
@ -0,0 +1,74 @@
+#!/bin/sh
+#
+# Build the Android libraries without needing a project
+# (AndroidManifest.xml, jni/{Application,Android}.mk, etc.)
+#
+# Usage: androidbuildlibs.sh [arg for ndk-build ...]"
+#
+# Useful NDK arguments:
+#
+#  NDK_DEBUG=1          - build debug version
+#  NDK_LIBS_OUT=<dest>  - specify alternate destination for installable
+#                         modules.
+#
+# Note that SDLmain is not an installable module (.so) so libSDLmain.a
+# can be found in $obj/local/<abi> along with the unstripped libSDL.so.
+#
+
+
+# Android.mk is in srcdir
+srcdir=`dirname $0`/..
+srcdir=`cd $srcdir && pwd`
+cd $srcdir
+
+
+#
+# Create the build directories
+#
+
+build=build
+buildandroid=$build/android
+obj=
+lib=
+ndk_args=
+
+# Allow an external caller to specify locations.
+for arg in $*
+do
+  if [ "${arg:0:8}" == "NDK_OUT=" ]; then
+	obj=${arg#NDK_OUT=}
+  elif [ "${arg:0:13}" == "NDK_LIBS_OUT=" ]; then
+	lib=${arg#NDK_LIBS_OUT=}
+  else
+    ndk_args="$ndk_args $arg"
+  fi
+done
+
+if [ -z $obj ]; then
+  obj=$buildandroid/obj
+fi
+if [ -z $lib ]; then
+  lib=$buildandroid/lib
+fi
+
+for dir in $build $buildandroid $obj $lib; do
+    if test -d $dir; then
+        :
+    else
+        mkdir $dir || exit 1
+    fi
+done
+
+
+# APP_* variables set in the environment here will not be seen by the
+# ndk-build makefile segments that use them, e.g., default-application.mk.
+# For consistency, pass all values on the command line.
+ndk-build \
+  NDK_PROJECT_PATH=null \
+  NDK_OUT=$obj \
+  NDK_LIBS_OUT=$lib \
+  APP_BUILD_SCRIPT=Android.mk \
+  APP_ABI="armeabi-v7a arm64-v8a x86 x86_64" \
+  APP_PLATFORM=android-14 \
+  APP_MODULES="SDL2 SDL2_main" \
+  $ndk_args
--- a/Engine/lib/sdl/build-scripts/checker-buildbot.sh
+++ b/Engine/lib/sdl/build-scripts/checker-buildbot.sh
@ -11,7 +11,7 @@

 FINALDIR="$1"

-CHECKERDIR="/usr/local/checker-276"
+CHECKERDIR="/usr/local/checker-279"
 if [ ! -d "$CHECKERDIR" ]; then
    echo "$CHECKERDIR not found. Trying /usr/share/clang ..." 1>&2
    CHECKERDIR="/usr/share/clang/scan-build"
@ -46,6 +46,10 @@ fi

 echo "\$MAKE is '$MAKE'"

+# Unset $MAKE so submakes don't use it.
+MAKECOMMAND="$MAKE"
+unset MAKE
+
 set -x
 set -e

@ -60,17 +64,23 @@ fi
 mkdir checker-buildbot
 cd checker-buildbot

+# We turn off deprecated declarations, because we don't care about these warnings during static analysis.
+# The -Wno-liblto is new since our checker-279 upgrade, I think; checker otherwise warns "libLTO.dylib relative to clang installed dir not found"
+
 # You might want to do this for CMake-backed builds instead...
-PATH="$CHECKERDIR:$PATH" scan-build -o analysis cmake -DCMAKE_BUILD_TYPE=Debug -DASSERTIONS=enabled ..
+PATH="$CHECKERDIR/bin:$PATH" scan-build -o analysis cmake -Wno-dev -DSDL_STATIC=OFF -DCMAKE_BUILD_TYPE=Debug -DASSERTIONS=enabled -DCMAKE_C_FLAGS="-Wno-deprecated-declarations" -DCMAKE_SHARED_LINKER_FLAGS="-Wno-liblto" ..

 # ...or run configure without the scan-build wrapper...
-#CC="$CHECKERDIR/libexec/ccc-analyzer" CFLAGS="-O0" ../configure --enable-assertions=enabled
-
-# ...but this works for our buildbots just fine (EXCEPT ON LATEST MAC OS X).
-#CFLAGS="-O0" PATH="$CHECKERDIR:$PATH" scan-build -o analysis ../configure --enable-assertions=enabled
+#CC="$CHECKERDIR/libexec/ccc-analyzer" CFLAGS="-O0 -Wno-deprecated-declarations" LDFLAGS="-Wno-liblto" ../configure --enable-assertions=enabled

 rm -rf analysis
-PATH="$CHECKERDIR:$PATH" scan-build -o analysis $MAKE
+PATH="$CHECKERDIR/bin:$PATH" scan-build -o analysis $MAKECOMMAND
+
+if [ `ls -A analysis |wc -l` == 0 ] ; then
+    mkdir analysis/zarro
+    echo '<html><head><title>Zarro boogs</title></head><body>Static analysis: no issues to report.</body></html>' >analysis/zarro/index.html
+fi
+
 mv analysis/* ../analysis
 rmdir analysis   # Make sure this is empty.
 cd ..
--- a/Engine/lib/sdl/build-scripts/config.guess
+++ b/Engine/lib/sdl/build-scripts/config.guess
@ -1,14 +1,12 @@
 #! /bin/sh
 # Attempt to guess a canonical system name.
-#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-#   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
-#   2011, 2012 Free Software Foundation, Inc.
+#   Copyright 1992-2017 Free Software Foundation, Inc.

-timestamp='2012-08-14'
+timestamp='2017-08-08'

 # 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
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful, but
@ -22,19 +20,17 @@ timestamp='2012-08-14'
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
 # configuration script generated by Autoconf, you may include it under
-# the same distribution terms that you use for the rest of that program.
-
-
-# Originally written by Per Bothner.  Please send patches (context
-# diff format) to <config-patches@gnu.org> and include a ChangeLog
-# entry.
+# the same distribution terms that you use for the rest of that
+# program.  This Exception is an additional permission under section 7
+# of the GNU General Public License, version 3 ("GPLv3").
 #
-# This script attempts to guess a canonical system name similar to
-# config.sub.  If it succeeds, it prints the system name on stdout, and
-# exits with 0.  Otherwise, it exits with 1.
+# Originally written by Per Bothner; maintained since 2000 by Ben Elliston.
 #
 # You can get the latest version of this script from:
-# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD
+# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess
+#
+# Please send patches to <config-patches@gnu.org>.
+

 me=`echo "$0" | sed -e 's,.*/,,'`

@ -54,9 +50,7 @@ version="\
 GNU config.guess ($timestamp)

 Originally written by Per Bothner.
-Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
-Free Software Foundation, Inc.
+Copyright 1992-2017 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."
@ -138,6 +132,27 @@ UNAME_RELEASE=`(uname -r) 2>/dev/null` || UNAME_RELEASE=unknown
 UNAME_SYSTEM=`(uname -s) 2>/dev/null`  || UNAME_SYSTEM=unknown
 UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown

+case "${UNAME_SYSTEM}" in
+Linux|GNU|GNU/*)
+	# If the system lacks a compiler, then just pick glibc.
+	# We could probably try harder.
+	LIBC=gnu
+
+	eval $set_cc_for_build
+	cat <<-EOF > $dummy.c
+	#include <features.h>
+	#if defined(__UCLIBC__)
+	LIBC=uclibc
+	#elif defined(__dietlibc__)
+	LIBC=dietlibc
+	#else
+	LIBC=gnu
+	#endif
+	EOF
+	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^LIBC' | sed 's, ,,g'`
+	;;
+esac
+
 # Note: order is significant - the case branches are not exclusive.

 case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
@ -153,19 +168,29 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	# Note: NetBSD doesn't particularly care about the vendor
 	# portion of the name.  We always set it to "unknown".
 	sysctl="sysctl -n hw.machine_arch"
-	UNAME_MACHINE_ARCH=`(/sbin/$sysctl 2>/dev/null || \
-	    /usr/sbin/$sysctl 2>/dev/null || echo unknown)`
+	UNAME_MACHINE_ARCH=`(uname -p 2>/dev/null || \
+	    /sbin/$sysctl 2>/dev/null || \
+	    /usr/sbin/$sysctl 2>/dev/null || \
+	    echo unknown)`
 	case "${UNAME_MACHINE_ARCH}" in
 	    armeb) machine=armeb-unknown ;;
 	    arm*) machine=arm-unknown ;;
 	    sh3el) machine=shl-unknown ;;
 	    sh3eb) machine=sh-unknown ;;
 	    sh5el) machine=sh5le-unknown ;;
+	    earmv*)
+		arch=`echo ${UNAME_MACHINE_ARCH} | sed -e 's,^e\(armv[0-9]\).*$,\1,'`
+		endian=`echo ${UNAME_MACHINE_ARCH} | sed -ne 's,^.*\(eb\)$,\1,p'`
+		machine=${arch}${endian}-unknown
+		;;
 	    *) machine=${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
+	    earm*)
+		os=netbsdelf
+		;;
 	    arm*|i386|m68k|ns32k|sh3*|sparc|vax)
 		eval $set_cc_for_build
 		if echo __ELF__ | $CC_FOR_BUILD -E - 2>/dev/null \
@ -182,6 +207,13 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 		os=netbsd
 		;;
 	esac
+	# Determine ABI tags.
+	case "${UNAME_MACHINE_ARCH}" in
+	    earm*)
+		expr='s/^earmv[0-9]/-eabi/;s/eb$//'
+		abi=`echo ${UNAME_MACHINE_ARCH} | sed -e "$expr"`
+		;;
+	esac
 	# The OS release
 	# Debian GNU/NetBSD machines have a different userland, and
 	# thus, need a distinct triplet. However, they do not need
@ -192,13 +224,13 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 		release='-gnu'
 		;;
 	    *)
-		release=`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
+		release=`echo ${UNAME_RELEASE} | sed -e 's/[-_].*//' | cut -d. -f1,2`
 		;;
 	esac
 	# Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM:
 	# contains redundant information, the shorter form:
 	# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
-	echo "${machine}-${os}${release}"
+	echo "${machine}-${os}${release}${abi}"
 	exit ;;
    *:Bitrig:*:*)
 	UNAME_MACHINE_ARCH=`arch | sed 's/Bitrig.//'`
@ -208,6 +240,10 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	UNAME_MACHINE_ARCH=`arch | sed 's/OpenBSD.//'`
 	echo ${UNAME_MACHINE_ARCH}-unknown-openbsd${UNAME_RELEASE}
 	exit ;;
+    *:LibertyBSD:*:*)
+	UNAME_MACHINE_ARCH=`arch | sed 's/^.*BSD\.//'`
+	echo ${UNAME_MACHINE_ARCH}-unknown-libertybsd${UNAME_RELEASE}
+	exit ;;
    *:ekkoBSD:*:*)
 	echo ${UNAME_MACHINE}-unknown-ekkobsd${UNAME_RELEASE}
 	exit ;;
@ -220,6 +256,12 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
    *:MirBSD:*:*)
 	echo ${UNAME_MACHINE}-unknown-mirbsd${UNAME_RELEASE}
 	exit ;;
+    *:Sortix:*:*)
+	echo ${UNAME_MACHINE}-unknown-sortix
+	exit ;;
+    *:Redox:*:*)
+	echo ${UNAME_MACHINE}-unknown-redox
+	exit ;;
    alpha:OSF1:*:*)
 	case $UNAME_RELEASE in
 	*4.0)
@ -236,42 +278,42 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	ALPHA_CPU_TYPE=`/usr/sbin/psrinfo -v | sed -n -e 's/^  The alpha \(.*\) processor.*$/\1/p' | head -n 1`
 	case "$ALPHA_CPU_TYPE" in
 	    "EV4 (21064)")
-		UNAME_MACHINE="alpha" ;;
+		UNAME_MACHINE=alpha ;;
 	    "EV4.5 (21064)")
-		UNAME_MACHINE="alpha" ;;
+		UNAME_MACHINE=alpha ;;
 	    "LCA4 (21066/21068)")
-		UNAME_MACHINE="alpha" ;;
+		UNAME_MACHINE=alpha ;;
 	    "EV5 (21164)")
-		UNAME_MACHINE="alphaev5" ;;
+		UNAME_MACHINE=alphaev5 ;;
 	    "EV5.6 (21164A)")
-		UNAME_MACHINE="alphaev56" ;;
+		UNAME_MACHINE=alphaev56 ;;
 	    "EV5.6 (21164PC)")
-		UNAME_MACHINE="alphapca56" ;;
+		UNAME_MACHINE=alphapca56 ;;
 	    "EV5.7 (21164PC)")
-		UNAME_MACHINE="alphapca57" ;;
+		UNAME_MACHINE=alphapca57 ;;
 	    "EV6 (21264)")
-		UNAME_MACHINE="alphaev6" ;;
+		UNAME_MACHINE=alphaev6 ;;
 	    "EV6.7 (21264A)")
-		UNAME_MACHINE="alphaev67" ;;
+		UNAME_MACHINE=alphaev67 ;;
 	    "EV6.8CB (21264C)")
-		UNAME_MACHINE="alphaev68" ;;
+		UNAME_MACHINE=alphaev68 ;;
 	    "EV6.8AL (21264B)")
-		UNAME_MACHINE="alphaev68" ;;
+		UNAME_MACHINE=alphaev68 ;;
 	    "EV6.8CX (21264D)")
-		UNAME_MACHINE="alphaev68" ;;
+		UNAME_MACHINE=alphaev68 ;;
 	    "EV6.9A (21264/EV69A)")
-		UNAME_MACHINE="alphaev69" ;;
+		UNAME_MACHINE=alphaev69 ;;
 	    "EV7 (21364)")
-		UNAME_MACHINE="alphaev7" ;;
+		UNAME_MACHINE=alphaev7 ;;
 	    "EV7.9 (21364A)")
-		UNAME_MACHINE="alphaev79" ;;
+		UNAME_MACHINE=alphaev79 ;;
 	esac
 	# A Pn.n version is a patched version.
 	# A Vn.n version is a released version.
 	# A Tn.n version is a released field test version.
 	# A Xn.n version is an unreleased experimental baselevel.
 	# 1.2 uses "1.2" for uname -r.
-	echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[PVTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
+	echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[PVTX]//' | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`
 	# Reset EXIT trap before exiting to avoid spurious non-zero exit code.
 	exitcode=$?
 	trap '' 0
@ -306,7 +348,7 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
    arm:RISC*:1.[012]*:*|arm:riscix:1.[012]*:*)
 	echo arm-acorn-riscix${UNAME_RELEASE}
 	exit ;;
-    arm:riscos:*:*|arm:RISCOS:*:*)
+    arm*:riscos:*:*|arm*:RISCOS:*:*)
 	echo arm-unknown-riscos
 	exit ;;
    SR2?01:HI-UX/MPP:*:* | SR8000:HI-UX/MPP:*:*)
@ -344,16 +386,16 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	exit ;;
    i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*)
 	eval $set_cc_for_build
-	SUN_ARCH="i386"
+	SUN_ARCH=i386
 	# If there is a compiler, see if it is configured for 64-bit objects.
 	# Note that the Sun cc does not turn __LP64__ into 1 like gcc does.
 	# This test works for both compilers.
-	if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then
+	if [ "$CC_FOR_BUILD" != no_compiler_found ]; then
 	    if (echo '#ifdef __amd64'; echo IS_64BIT_ARCH; echo '#endif') | \
-		(CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \
+		(CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
 		grep IS_64BIT_ARCH >/dev/null
 	    then
-		SUN_ARCH="x86_64"
+		SUN_ARCH=x86_64
 	    fi
 	fi
 	echo ${SUN_ARCH}-pc-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
@ -378,7 +420,7 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	exit ;;
    sun*:*:4.2BSD:*)
 	UNAME_RELEASE=`(sed 1q /etc/motd | awk '{print substr($5,1,3)}') 2>/dev/null`
-	test "x${UNAME_RELEASE}" = "x" && UNAME_RELEASE=3
+	test "x${UNAME_RELEASE}" = x && UNAME_RELEASE=3
 	case "`/bin/arch`" in
 	    sun3)
 		echo m68k-sun-sunos${UNAME_RELEASE}
@ -564,8 +606,9 @@ EOF
 	else
 		IBM_ARCH=powerpc
 	fi
-	if [ -x /usr/bin/oslevel ] ; then
-		IBM_REV=`/usr/bin/oslevel`
+	if [ -x /usr/bin/lslpp ] ; then
+		IBM_REV=`/usr/bin/lslpp -Lqc bos.rte.libc |
+			   awk -F: '{ print $3 }' | sed s/[0-9]*$/0/`
 	else
 		IBM_REV=${UNAME_VERSION}.${UNAME_RELEASE}
 	fi
@ -602,13 +645,13 @@ EOF
 		    sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null`
 		    sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null`
 		    case "${sc_cpu_version}" in
-		      523) HP_ARCH="hppa1.0" ;; # CPU_PA_RISC1_0
-		      528) HP_ARCH="hppa1.1" ;; # CPU_PA_RISC1_1
+		      523) HP_ARCH=hppa1.0 ;; # CPU_PA_RISC1_0
+		      528) HP_ARCH=hppa1.1 ;; # CPU_PA_RISC1_1
 		      532)                      # CPU_PA_RISC2_0
 			case "${sc_kernel_bits}" in
-			  32) HP_ARCH="hppa2.0n" ;;
-			  64) HP_ARCH="hppa2.0w" ;;
-			  '') HP_ARCH="hppa2.0" ;;   # HP-UX 10.20
+			  32) HP_ARCH=hppa2.0n ;;
+			  64) HP_ARCH=hppa2.0w ;;
+			  '') HP_ARCH=hppa2.0 ;;   # HP-UX 10.20
 			esac ;;
 		    esac
 		fi
@ -647,11 +690,11 @@ EOF
 		    exit (0);
 		}
 EOF
-		    (CCOPTS= $CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null) && HP_ARCH=`$dummy`
+		    (CCOPTS="" $CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null) && HP_ARCH=`$dummy`
 		    test -z "$HP_ARCH" && HP_ARCH=hppa
 		fi ;;
 	esac
-	if [ ${HP_ARCH} = "hppa2.0w" ]
+	if [ ${HP_ARCH} = hppa2.0w ]
 	then
 	    eval $set_cc_for_build

@ -664,12 +707,12 @@ EOF
 	    # $ CC_FOR_BUILD="cc +DA2.0w" ./config.guess
 	    # => hppa64-hp-hpux11.23

-	    if echo __LP64__ | (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) |
+	    if echo __LP64__ | (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) |
 		grep -q __LP64__
 	    then
-		HP_ARCH="hppa2.0w"
+		HP_ARCH=hppa2.0w
 	    else
-		HP_ARCH="hppa64"
+		HP_ARCH=hppa64
 	    fi
 	fi
 	echo ${HP_ARCH}-hp-hpux${HPUX_REV}
@ -774,14 +817,14 @@ EOF
 	echo craynv-cray-unicosmp${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
 	exit ;;
    F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*)
-	FUJITSU_PROC=`uname -m | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
-	FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'`
+	FUJITSU_PROC=`uname -m | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz`
+	FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'`
 	FUJITSU_REL=`echo ${UNAME_RELEASE} | sed -e 's/ /_/'`
 	echo "${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
 	exit ;;
    5000:UNIX_System_V:4.*:*)
-	FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'`
-	FUJITSU_REL=`echo ${UNAME_RELEASE} | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/ /_/'`
+	FUJITSU_SYS=`uname -p | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/\///'`
+	FUJITSU_REL=`echo ${UNAME_RELEASE} | tr ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz | sed -e 's/ /_/'`
 	echo "sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
 	exit ;;
    i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*)
@ -797,10 +840,11 @@ EOF
 	UNAME_PROCESSOR=`/usr/bin/uname -p`
 	case ${UNAME_PROCESSOR} in
 	    amd64)
-		echo x86_64-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;;
-	    *)
-		echo ${UNAME_PROCESSOR}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'` ;;
+		UNAME_PROCESSOR=x86_64 ;;
+	    i386)
+		UNAME_PROCESSOR=i586 ;;
 	esac
+	echo ${UNAME_PROCESSOR}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`
 	exit ;;
    i*:CYGWIN*:*)
 	echo ${UNAME_MACHINE}-pc-cygwin
@ -811,7 +855,7 @@ EOF
    *:MINGW*:*)
 	echo ${UNAME_MACHINE}-pc-mingw32
 	exit ;;
-    i*:MSYS*:*)
+    *:MSYS*:*)
 	echo ${UNAME_MACHINE}-pc-msys
 	exit ;;
    i*:windows32*:*)
@ -859,21 +903,21 @@ EOF
 	exit ;;
    *:GNU:*:*)
 	# the GNU system
-	echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-gnu`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
+	echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-${LIBC}`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
 	exit ;;
    *:GNU/*:*:*)
 	# other systems with GNU libc and userland
-	echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-gnu
+	echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr "[:upper:]" "[:lower:]"``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-${LIBC}
 	exit ;;
    i*86:Minix:*:*)
 	echo ${UNAME_MACHINE}-pc-minix
 	exit ;;
    aarch64:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    aarch64_be:Linux:*:*)
 	UNAME_MACHINE=aarch64_be
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    alpha:Linux:*:*)
 	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
@ -886,64 +930,60 @@ EOF
 	  EV68*) UNAME_MACHINE=alphaev68 ;;
 	esac
 	objdump --private-headers /bin/sh | grep -q ld.so.1
-	if test "$?" = 0 ; then LIBC="libc1" ; else LIBC="" ; fi
-	echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC}
+	if test "$?" = 0 ; then LIBC=gnulibc1 ; fi
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	exit ;;
+    arc:Linux:*:* | arceb:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    arm*:Linux:*:*)
 	eval $set_cc_for_build
 	if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \
 	    | grep -q __ARM_EABI__
 	then
-	    echo ${UNAME_MACHINE}-unknown-linux-gnu
+	    echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	else
-        case `sed -n '/^Hardware/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
-        BCM2708) MANUFACTURER=raspberry;;
-        BCM2709) MANUFACTURER=raspberry;;
-        *) MANUFACTURER=unknown;;
-        esac
 	    if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
 		| grep -q __ARM_PCS_VFP
 	    then
-		echo ${UNAME_MACHINE}-${MANUFACTURER}-linux-gnueabi
+		echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabi
 	    else
-		echo ${UNAME_MACHINE}-${MANUFACTURER}-linux-gnueabihf
+		echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabihf
 	    fi
 	fi
 	exit ;;
    avr32*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    cris:Linux:*:*)
-	echo ${UNAME_MACHINE}-axis-linux-gnu
+	echo ${UNAME_MACHINE}-axis-linux-${LIBC}
 	exit ;;
    crisv32:Linux:*:*)
-	echo ${UNAME_MACHINE}-axis-linux-gnu
+	echo ${UNAME_MACHINE}-axis-linux-${LIBC}
+	exit ;;
+    e2k:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    frv:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    hexagon:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    i*86:Linux:*:*)
-	LIBC=gnu
-	eval $set_cc_for_build
-	sed 's/^	//' << EOF >$dummy.c
-	#ifdef __dietlibc__
-	LIBC=dietlibc
-	#endif
-EOF
-	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^LIBC'`
-	echo "${UNAME_MACHINE}-pc-linux-${LIBC}"
+	echo ${UNAME_MACHINE}-pc-linux-${LIBC}
 	exit ;;
    ia64:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	exit ;;
+    k1om:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    m32r*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    m68*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    mips:Linux:*:* | mips64:Linux:*:*)
 	eval $set_cc_for_build
@ -962,54 +1002,69 @@ EOF
 	#endif
 EOF
 	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^CPU'`
-	test x"${CPU}" != x && { echo "${CPU}-unknown-linux-gnu"; exit; }
+	test x"${CPU}" != x && { echo "${CPU}-unknown-linux-${LIBC}"; exit; }
 	;;
-    or32:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+    mips64el:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	exit ;;
+    openrisc*:Linux:*:*)
+	echo or1k-unknown-linux-${LIBC}
+	exit ;;
+    or32:Linux:*:* | or1k*:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    padre:Linux:*:*)
-	echo sparc-unknown-linux-gnu
+	echo sparc-unknown-linux-${LIBC}
 	exit ;;
    parisc64:Linux:*:* | hppa64:Linux:*:*)
-	echo hppa64-unknown-linux-gnu
+	echo hppa64-unknown-linux-${LIBC}
 	exit ;;
    parisc:Linux:*:* | hppa:Linux:*:*)
 	# Look for CPU level
 	case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
-	  PA7*) echo hppa1.1-unknown-linux-gnu ;;
-	  PA8*) echo hppa2.0-unknown-linux-gnu ;;
-	  *)    echo hppa-unknown-linux-gnu ;;
+	  PA7*) echo hppa1.1-unknown-linux-${LIBC} ;;
+	  PA8*) echo hppa2.0-unknown-linux-${LIBC} ;;
+	  *)    echo hppa-unknown-linux-${LIBC} ;;
 	esac
 	exit ;;
    ppc64:Linux:*:*)
-	echo powerpc64-unknown-linux-gnu
+	echo powerpc64-unknown-linux-${LIBC}
 	exit ;;
    ppc:Linux:*:*)
-	echo powerpc-unknown-linux-gnu
+	echo powerpc-unknown-linux-${LIBC}
+	exit ;;
+    ppc64le:Linux:*:*)
+	echo powerpc64le-unknown-linux-${LIBC}
+	exit ;;
+    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
+	echo ${UNAME_MACHINE}-ibm-linux-${LIBC}
 	exit ;;
    sh64*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    sh*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    sparc:Linux:*:* | sparc64:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    tile*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    vax:Linux:*:*)
-	echo ${UNAME_MACHINE}-dec-linux-gnu
+	echo ${UNAME_MACHINE}-dec-linux-${LIBC}
 	exit ;;
    x86_64:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-pc-linux-${LIBC}
 	exit ;;
    xtensa*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
    i*86:DYNIX/ptx:4*:*)
 	# ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.
@ -1085,7 +1140,7 @@ EOF
 	# uname -m prints for DJGPP always 'pc', but it prints nothing about
 	# the processor, so we play safe by assuming i586.
 	# Note: whatever this is, it MUST be the same as what config.sub
-	# prints for the "djgpp" host, or else GDB configury will decide that
+	# prints for the "djgpp" host, or else GDB configure will decide that
 	# this is a cross-build.
 	echo i586-pc-msdosdjgpp
 	exit ;;
@ -1234,6 +1289,9 @@ EOF
    SX-8R:SUPER-UX:*:*)
 	echo sx8r-nec-superux${UNAME_RELEASE}
 	exit ;;
+    SX-ACE:SUPER-UX:*:*)
+	echo sxace-nec-superux${UNAME_RELEASE}
+	exit ;;
    Power*:Rhapsody:*:*)
 	echo powerpc-apple-rhapsody${UNAME_RELEASE}
 	exit ;;
@ -1242,24 +1300,43 @@ EOF
 	exit ;;
    *:Darwin:*:*)
 	UNAME_PROCESSOR=`uname -p` || UNAME_PROCESSOR=unknown
-	case $UNAME_PROCESSOR in
-	    i386)
-		eval $set_cc_for_build
-		if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then
-		  if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
-		      (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \
-		      grep IS_64BIT_ARCH >/dev/null
-		  then
-		      UNAME_PROCESSOR="x86_64"
-		  fi
-		fi ;;
-	    unknown) UNAME_PROCESSOR=powerpc ;;
-	esac
+	eval $set_cc_for_build
+	if test "$UNAME_PROCESSOR" = unknown ; then
+	    UNAME_PROCESSOR=powerpc
+	fi
+	if test `echo "$UNAME_RELEASE" | sed -e 's/\..*//'` -le 10 ; then
+	    if [ "$CC_FOR_BUILD" != no_compiler_found ]; then
+		if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
+		       (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
+		       grep IS_64BIT_ARCH >/dev/null
+		then
+		    case $UNAME_PROCESSOR in
+			i386) UNAME_PROCESSOR=x86_64 ;;
+			powerpc) UNAME_PROCESSOR=powerpc64 ;;
+		    esac
+		fi
+		# On 10.4-10.6 one might compile for PowerPC via gcc -arch ppc
+		if (echo '#ifdef __POWERPC__'; echo IS_PPC; echo '#endif') | \
+		       (CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
+		       grep IS_PPC >/dev/null
+		then
+		    UNAME_PROCESSOR=powerpc
+		fi
+	    fi
+	elif test "$UNAME_PROCESSOR" = i386 ; then
+	    # Avoid executing cc on OS X 10.9, as it ships with a stub
+	    # that puts up a graphical alert prompting to install
+	    # developer tools.  Any system running Mac OS X 10.7 or
+	    # later (Darwin 11 and later) is required to have a 64-bit
+	    # processor. This is not true of the ARM version of Darwin
+	    # that Apple uses in portable devices.
+	    UNAME_PROCESSOR=x86_64
+	fi
 	echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE}
 	exit ;;
    *:procnto*:*:* | *:QNX:[0123456789]*:*)
 	UNAME_PROCESSOR=`uname -p`
-	if test "$UNAME_PROCESSOR" = "x86"; then
+	if test "$UNAME_PROCESSOR" = x86; then
 		UNAME_PROCESSOR=i386
 		UNAME_MACHINE=pc
 	fi
@ -1268,15 +1345,18 @@ EOF
    *:QNX:*:4*)
 	echo i386-pc-qnx
 	exit ;;
-    NEO-?:NONSTOP_KERNEL:*:*)
+    NEO-*:NONSTOP_KERNEL:*:*)
 	echo neo-tandem-nsk${UNAME_RELEASE}
 	exit ;;
    NSE-*:NONSTOP_KERNEL:*:*)
 	echo nse-tandem-nsk${UNAME_RELEASE}
 	exit ;;
-    NSR-?:NONSTOP_KERNEL:*:*)
+    NSR-*:NONSTOP_KERNEL:*:*)
 	echo nsr-tandem-nsk${UNAME_RELEASE}
 	exit ;;
+    NSX-*:NONSTOP_KERNEL:*:*)
+	echo nsx-tandem-nsk${UNAME_RELEASE}
+	exit ;;
    *:NonStop-UX:*:*)
 	echo mips-compaq-nonstopux
 	exit ;;
@ -1290,7 +1370,7 @@ EOF
 	# "uname -m" is not consistent, so use $cputype instead. 386
 	# is converted to i386 for consistency with other x86
 	# operating systems.
-	if test "$cputype" = "386"; then
+	if test "$cputype" = 386; then
 	    UNAME_MACHINE=i386
 	else
 	    UNAME_MACHINE="$cputype"
@ -1332,7 +1412,7 @@ EOF
 	echo i386-pc-xenix
 	exit ;;
    i*86:skyos:*:*)
-	echo ${UNAME_MACHINE}-pc-skyos`echo ${UNAME_RELEASE}` | sed -e 's/ .*$//'
+	echo ${UNAME_MACHINE}-pc-skyos`echo ${UNAME_RELEASE} | sed -e 's/ .*$//'`
 	exit ;;
    i*86:rdos:*:*)
 	echo ${UNAME_MACHINE}-pc-rdos
@ -1343,171 +1423,25 @@ EOF
    x86_64:VMkernel:*:*)
 	echo ${UNAME_MACHINE}-unknown-esx
 	exit ;;
+    amd64:Isilon\ OneFS:*:*)
+	echo x86_64-unknown-onefs
+	exit ;;
 esac

-eval $set_cc_for_build
-cat >$dummy.c <<EOF
-#ifdef _SEQUENT_
-# include <sys/types.h>
-# include <sys/utsname.h>
-#endif
-main ()
-{
-#if defined (sony)
-#if defined (MIPSEB)
-  /* BFD wants "bsd" instead of "newsos".  Perhaps BFD should be changed,
-     I don't know....  */
-  printf ("mips-sony-bsd\n"); exit (0);
-#else
-#include <sys/param.h>
-  printf ("m68k-sony-newsos%s\n",
-#ifdef NEWSOS4
-	"4"
-#else
-	""
-#endif
-	); exit (0);
-#endif
-#endif
-
-#if defined (__arm) && defined (__acorn) && defined (__unix)
-  printf ("arm-acorn-riscix\n"); exit (0);
-#endif
-
-#if defined (hp300) && !defined (hpux)
-  printf ("m68k-hp-bsd\n"); exit (0);
-#endif
-
-#if defined (NeXT)
-#if !defined (__ARCHITECTURE__)
-#define __ARCHITECTURE__ "m68k"
-#endif
-  int version;
-  version=`(hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null`;
-  if (version < 4)
-    printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version);
-  else
-    printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version);
-  exit (0);
-#endif
-
-#if defined (MULTIMAX) || defined (n16)
-#if defined (UMAXV)
-  printf ("ns32k-encore-sysv\n"); exit (0);
-#else
-#if defined (CMU)
-  printf ("ns32k-encore-mach\n"); exit (0);
-#else
-  printf ("ns32k-encore-bsd\n"); exit (0);
-#endif
-#endif
-#endif
-
-#if defined (__386BSD__)
-  printf ("i386-pc-bsd\n"); exit (0);
-#endif
-
-#if defined (sequent)
-#if defined (i386)
-  printf ("i386-sequent-dynix\n"); exit (0);
-#endif
-#if defined (ns32000)
-  printf ("ns32k-sequent-dynix\n"); exit (0);
-#endif
-#endif
-
-#if defined (_SEQUENT_)
-    struct utsname un;
-
-    uname(&un);
-
-    if (strncmp(un.version, "V2", 2) == 0) {
-	printf ("i386-sequent-ptx2\n"); exit (0);
-    }
-    if (strncmp(un.version, "V1", 2) == 0) { /* XXX is V1 correct? */
-	printf ("i386-sequent-ptx1\n"); exit (0);
-    }
-    printf ("i386-sequent-ptx\n"); exit (0);
-
-#endif
-
-#if defined (vax)
-# if !defined (ultrix)
-#  include <sys/param.h>
-#  if defined (BSD)
-#   if BSD == 43
-      printf ("vax-dec-bsd4.3\n"); exit (0);
-#   else
-#    if BSD == 199006
-      printf ("vax-dec-bsd4.3reno\n"); exit (0);
-#    else
-      printf ("vax-dec-bsd\n"); exit (0);
-#    endif
-#   endif
-#  else
-    printf ("vax-dec-bsd\n"); exit (0);
-#  endif
-# else
-    printf ("vax-dec-ultrix\n"); exit (0);
-# endif
-#endif
-
-#if defined (alliant) && defined (i860)
-  printf ("i860-alliant-bsd\n"); exit (0);
-#endif
-
-  exit (1);
-}
-EOF
-
-$CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null && SYSTEM_NAME=`$dummy` &&
-	{ echo "$SYSTEM_NAME"; exit; }
-
-# Apollos put the system type in the environment.
-
-test -d /usr/apollo && { echo ${ISP}-apollo-${SYSTYPE}; exit; }
-
-# Convex versions that predate uname can use getsysinfo(1)
-
-if [ -x /usr/convex/getsysinfo ]
-then
-    case `getsysinfo -f cpu_type` in
-    c1*)
-	echo c1-convex-bsd
-	exit ;;
-    c2*)
-	if getsysinfo -f scalar_acc
-	then echo c32-convex-bsd
-	else echo c2-convex-bsd
-	fi
-	exit ;;
-    c34*)
-	echo c34-convex-bsd
-	exit ;;
-    c38*)
-	echo c38-convex-bsd
-	exit ;;
-    c4*)
-	echo c4-convex-bsd
-	exit ;;
-    esac
-fi
-
 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 *all*
+copies of 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;hb=HEAD
+  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;hb=HEAD
+  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

--- a/Engine/lib/sdl/build-scripts/config.sub
+++ b/Engine/lib/sdl/build-scripts/config.sub
@ -1,24 +1,18 @@
 #! /bin/sh
 # Configuration validation subroutine script.
-#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-#   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
-#   2011, 2012 Free Software Foundation, Inc.
+#   Copyright 1992-2017 Free Software Foundation, Inc.

-timestamp='2012-08-18'
+timestamp='2017-04-02'

-# This file is (in principle) common to ALL GNU software.
-# The presence of a machine in this file suggests that SOME GNU software
-# can handle that machine.  It does not imply ALL GNU software can.
-#
-# 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
-# the Free Software Foundation; either version 2 of the License, or
+# 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
+# the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, see <http://www.gnu.org/licenses/>.
@ -26,11 +20,12 @@ timestamp='2012-08-18'
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
 # configuration script generated by Autoconf, you may include it under
-# the same distribution terms that you use for the rest of that program.
+# the same distribution terms that you use for the rest of that
+# program.  This Exception is an additional permission under section 7
+# of the GNU General Public License, version 3 ("GPLv3").


-# Please send patches to <config-patches@gnu.org>.  Submit a context
-# diff and a properly formatted GNU ChangeLog entry.
+# Please send patches to <config-patches@gnu.org>.
 #
 # Configuration subroutine to validate and canonicalize a configuration type.
 # Supply the specified configuration type as an argument.
@ -38,7 +33,7 @@ timestamp='2012-08-18'
 # Otherwise, we print the canonical config type on stdout and succeed.

 # You can get the latest version of this script from:
-# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD
+# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub

 # This file is supposed to be the same for all GNU packages
 # and recognize all the CPU types, system types and aliases
@ -58,8 +53,7 @@ timestamp='2012-08-18'
 me=`echo "$0" | sed -e 's,.*/,,'`

 usage="\
-Usage: $0 [OPTION] CPU-MFR-OPSYS
-       $0 [OPTION] ALIAS
+Usage: $0 [OPTION] CPU-MFR-OPSYS or ALIAS

 Canonicalize a configuration name.

@ -73,9 +67,7 @@ Report bugs and patches to <config-patches@gnu.org>."
 version="\
 GNU config.sub ($timestamp)

-Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
-Free Software Foundation, Inc.
+Copyright 1992-2017 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."
@ -124,8 +116,8 @@ maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
 case $maybe_os in
  nto-qnx* | linux-gnu* | linux-android* | linux-dietlibc | linux-newlib* | \
  linux-musl* | linux-uclibc* | uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | \
-  knetbsd*-gnu* | netbsd*-gnu* | \
-  kopensolaris*-gnu* | \
+  knetbsd*-gnu* | netbsd*-gnu* | netbsd*-eabi* | \
+  kopensolaris*-gnu* | cloudabi*-eabi* | \
  storm-chaos* | os2-emx* | rtmk-nova*)
    os=-$maybe_os
    basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
@ -156,7 +148,7 @@ case $os in
 	-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)
+	-apple | -axis | -knuth | -cray | -microblaze*)
 		os=
 		basic_machine=$1
 		;;
@ -259,21 +251,25 @@ case $basic_machine in
 	| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
 	| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
 	| am33_2.0 \
-	| arc | arm | arm[bl]e | arme[lb] | armv[2345] | armv[345][lb] | avr | avr32 \
-        | be32 | be64 \
+	| arc | arceb \
+	| arm | arm[bl]e | arme[lb] | armv[2-8] | armv[3-8][lb] | armv7[arm] \
+	| avr | avr32 \
+	| ba \
+	| be32 | be64 \
 	| bfin \
-	| c4x | clipper \
+	| c4x | c8051 | clipper \
 	| d10v | d30v | dlx | dsp16xx \
-	| epiphany \
-	| fido | fr30 | frv \
+	| e2k | epiphany \
+	| fido | fr30 | frv | ft32 \
 	| h8300 | h8500 | hppa | hppa1.[01] | hppa2.0 | hppa2.0[nw] | hppa64 \
 	| hexagon \
-	| i370 | i860 | i960 | ia64 \
+	| i370 | i860 | i960 | ia16 | ia64 \
 	| ip2k | iq2000 \
+	| k1om \
 	| le32 | le64 \
 	| lm32 \
 	| m32c | m32r | m32rle | m68000 | m68k | m88k \
-	| maxq | mb | microblaze | mcore | mep | metag \
+	| maxq | mb | microblaze | microblazeel | mcore | mep | metag \
 	| mips | mipsbe | mipseb | mipsel | mipsle \
 	| mips16 \
 	| mips64 | mips64el \
@ -287,26 +283,30 @@ case $basic_machine in
 	| 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 \
+	| nios | nios2 | nios2eb | nios2el \
 	| ns16k | ns32k \
-	| open8 \
-	| or32 \
+	| open8 | or1k | or1knd | or32 \
 	| pdp10 | pdp11 | 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[34]eb | sheb | shbe | shle | sh[1234]le | sh3ele \
+	| 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 \
@ -314,6 +314,8 @@ case $basic_machine in
 	| tahoe | tic4x | tic54x | tic55x | tic6x | tic80 | tron \
 	| ubicom32 \
 	| v850 | v850e | v850e1 | v850e2 | v850es | v850e2v3 \
+	| visium \
+	| wasm32 \
 	| we32k \
 	| x86 | xc16x | xstormy16 | xtensa \
 	| z8k | z80)
@ -328,7 +330,10 @@ case $basic_machine in
 	c6x)
 		basic_machine=tic6x-unknown
 		;;
-	m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x | picochip)
+	leon|leon[3-9])
+		basic_machine=sparc-$basic_machine
+		;;
+	m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x | nvptx | picochip)
 		basic_machine=$basic_machine-unknown
 		os=-none
 		;;
@ -383,26 +388,29 @@ case $basic_machine in
 	| aarch64-* | aarch64_be-* \
 	| alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
 	| alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
-	| alphapca5[67]-* | alpha64pca5[67]-* | arc-* \
+	| alphapca5[67]-* | alpha64pca5[67]-* | arc-* | arceb-* \
 	| arm-*  | armbe-* | armle-* | armeb-* | armv*-* \
 	| avr-* | avr32-* \
+	| ba-* \
 	| be32-* | be64-* \
 	| bfin-* | bs2000-* \
 	| c[123]* | c30-* | [cjt]90-* | c4x-* \
-	| clipper-* | craynv-* | cydra-* \
+	| c8051-* | clipper-* | craynv-* | cydra-* \
 	| d10v-* | d30v-* | dlx-* \
-	| elxsi-* \
+	| 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-* | ia64-* \
+	| 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-* \
+	| m88110-* | m88k-* | maxq-* | mcore-* | metag-* \
+	| microblaze-* | microblazeel-* \
 	| mips-* | mipsbe-* | mipseb-* | mipsel-* | mipsle-* \
 	| mips16-* \
 	| mips64-* | mips64el-* \
@ -416,28 +424,34 @@ case $basic_machine in
 	| 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-* \
+	| 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?-* \
+	| sparcv8-* | sparcv9-* | sparcv9b-* | sparcv9v-* | sv1-* | sx*-* \
 	| tahoe-* \
 	| tic30-* | tic4x-* | tic54x-* | tic55x-* | tic6x-* | tic80-* \
 	| tile*-* \
@ -445,6 +459,8 @@ case $basic_machine in
 	| ubicom32-* \
 	| v850-* | v850e-* | v850e1-* | v850es-* | v850e2-* | v850e2v3-* \
 	| vax-* \
+	| visium-* \
+	| wasm32-* \
 	| we32k-* \
 	| x86-* | x86_64-* | xc16x-* | xps100-* \
 	| xstormy16-* | xtensa*-* \
@ -521,6 +537,9 @@ case $basic_machine in
 		basic_machine=i386-pc
 		os=-aros
 		;;
+	asmjs)
+		basic_machine=asmjs-unknown
+		;;
 	aux)
 		basic_machine=m68k-apple
 		os=-aux
@ -641,6 +660,14 @@ case $basic_machine in
 		basic_machine=m68k-bull
 		os=-sysv3
 		;;
+	e500v[12])
+		basic_machine=powerpc-unknown
+		os=$os"spe"
+		;;
+	e500v[12]-*)
+		basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
+		os=$os"spe"
+		;;
 	ebmon29k)
 		basic_machine=a29k-amd
 		os=-ebmon
@ -782,6 +809,9 @@ case $basic_machine in
 		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
@ -801,7 +831,7 @@ case $basic_machine in
 		basic_machine=ns32k-utek
 		os=-sysv
 		;;
-	microblaze)
+	microblaze*)
 		basic_machine=microblaze-xilinx
 		;;
 	mingw64)
@ -809,7 +839,7 @@ case $basic_machine in
 		os=-mingw64
 		;;
 	mingw32)
-		basic_machine=i386-pc
+		basic_machine=i686-pc
 		os=-mingw32
 		;;
 	mingw32ce)
@ -837,6 +867,10 @@ case $basic_machine in
 		basic_machine=powerpc-unknown
 		os=-morphos
 		;;
+	moxiebox)
+		basic_machine=moxie-unknown
+		os=-moxiebox
+		;;
 	msdos)
 		basic_machine=i386-pc
 		os=-msdos
@ -845,7 +879,7 @@ case $basic_machine in
 		basic_machine=`echo $basic_machine | sed -e 's/ms1-/mt-/'`
 		;;
 	msys)
-		basic_machine=i386-pc
+		basic_machine=i686-pc
 		os=-msys
 		;;
 	mvs)
@ -933,6 +967,9 @@ case $basic_machine in
 	nsr-tandem)
 		basic_machine=nsr-tandem
 		;;
+	nsx-tandem)
+		basic_machine=nsx-tandem
+		;;
 	op50n-* | op60c-*)
 		basic_machine=hppa1.1-oki
 		os=-proelf
@ -1017,7 +1054,7 @@ case $basic_machine in
 	ppc-* | ppcbe-*)
 		basic_machine=powerpc-`echo $basic_machine | sed 's/^[^-]*-//'`
 		;;
-	ppcle | powerpclittle | ppc-le | powerpc-little)
+	ppcle | powerpclittle)
 		basic_machine=powerpcle-unknown
 		;;
 	ppcle-* | powerpclittle-*)
@ -1027,7 +1064,7 @@ case $basic_machine in
 		;;
 	ppc64-*) basic_machine=powerpc64-`echo $basic_machine | sed 's/^[^-]*-//'`
 		;;
-	ppc64le | powerpc64little | ppc64-le | powerpc64-little)
+	ppc64le | powerpc64little)
 		basic_machine=powerpc64le-unknown
 		;;
 	ppc64le-* | powerpc64little-*)
@ -1040,7 +1077,11 @@ case $basic_machine in
 		basic_machine=i586-unknown
 		os=-pw32
 		;;
-	rdos)
+	rdos | rdos64)
+		basic_machine=x86_64-pc
+		os=-rdos
+		;;
+	rdos32)
 		basic_machine=i386-pc
 		os=-rdos
 		;;
@ -1224,6 +1265,9 @@ case $basic_machine in
 		basic_machine=a29k-wrs
 		os=-vxworks
 		;;
+	wasm32)
+		basic_machine=wasm32-unknown
+		;;
 	w65*)
 		basic_machine=w65-wdc
 		os=-none
@ -1367,29 +1411,30 @@ case $os in
 	-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* \
+	      | -sym* | -kopensolaris* | -plan9* \
 	      | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
-	      | -aos* | -aros* \
+	      | -aos* | -aros* | -cloudabi* | -sortix* \
 	      | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
 	      | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
 	      | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* \
-	      | -bitrig* | -openbsd* | -solidbsd* \
+	      | -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* \
-	      | -chorusos* | -chorusrdb* | -cegcc* \
+	      | -chorusos* | -chorusrdb* | -cegcc* | -glidix* \
 	      | -cygwin* | -msys* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
-	      | -mingw32* | -mingw64* | -linux-gnu* | -linux-android* \
+	      | -midipix* | -mingw32* | -mingw64* | -linux-gnu* | -linux-android* \
 	      | -linux-newlib* | -linux-musl* | -linux-uclibc* \
-	      | -uxpv* | -beos* | -mpeix* | -udk* \
+	      | -uxpv* | -beos* | -mpeix* | -udk* | -moxiebox* \
 	      | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \
 	      | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
 	      | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* \
 	      | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \
 	      | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \
 	      | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \
-	      | -skyos* | -haiku* | -rdos* | -toppers* | -drops* | -es*)
+	      | -skyos* | -haiku* | -rdos* | -toppers* | -drops* | -es* \
+	      | -onefs* | -tirtos* | -phoenix* | -fuchsia* | -redox*)
 	# Remember, each alternative MUST END IN *, to match a version number.
 		;;
 	-qnx*)
@ -1437,6 +1482,9 @@ case $os in
 	-os400*)
 		os=-os400
 		;;
+	-cegcc*)
+		os=-cegcc
+		;;
 	-wince*)
 		os=-wince
 		;;
@ -1519,9 +1567,6 @@ case $os in
 	-aros*)
 		os=-aros
 		;;
-	-kaos*)
-		os=-kaos
-		;;
 	-zvmoe)
 		os=-zvmoe
 		;;
@ -1534,6 +1579,8 @@ case $os in
 	-pnacl*)
 		os=-pnacl
 		;;
+	-ios)
+		;;
 	-emscripten*)
 		;;
 	-none)
@ -1576,6 +1623,9 @@ case $basic_machine in
 	c4x-* | tic4x-*)
 		os=-coff
 		;;
+	c8051-*)
+		os=-elf
+		;;
 	hexagon-*)
 		os=-elf
 		;;
@ -1628,6 +1678,9 @@ case $basic_machine in
 	sparc-* | *-sun)
 		os=-sunos4.1.1
 		;;
+	pru-*)
+		os=-elf
+		;;
 	*-be)
 		os=-beos
 		;;
--- a/Engine/lib/sdl/build-scripts/config.sub.patch
+++ b/Engine/lib/sdl/build-scripts/config.sub.patch
@ -0,0 +1,72 @@
+--- config.sub.orig	2017-09-09 08:01:02.139023205 -0700
+++ config.sub	2017-09-09 07:59:35.798264474 -0700
+@@ -364,6 +364,19 @@
+ 	i*86 | x86_64)
+ 	  basic_machine=$basic_machine-pc
+ 	  ;;
+	nacl64*)
+		basic_machine=x86_64-pc
+		os=-nacl
+		;;
+	nacl*)
+		basic_machine=i686-pc
+		os=-nacl
+		;;
+	pnacl*)
+		# le32-unknown-pnacl comes from http://www.chromium.org/nativeclient/pnacl/stability-of-the-pnacl-bitcode-abi
+		basic_machine=le32-unknown
+		os=-pnacl
+		;;
+ 	# Object if more than one company name word.
+ 	*-*-*)
+ 		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
+@@ -877,6 +890,10 @@
+ 		basic_machine=le32-unknown
+ 		os=-nacl
+ 		;;
+	pnacl)
+		basic_machine=le32-unknown
+		os=-pnacl
+		;;
+ 	ncr3000)
+ 		basic_machine=i486-ncr
+ 		os=-sysv4
+@@ -1429,6 +1446,12 @@
+ 			;;
+ 		esac
+ 		;;
+	-nacl*)
+		os=-nacl
+		;;
+	-pnacl*)
+		os=-pnacl
+		;;
+ 	-nto-qnx*)
+ 		;;
+ 	-nto*)
+@@ -1459,6 +1482,9 @@
+ 	-os400*)
+ 		os=-os400
+ 		;;
+	-cegcc*)
+		os=-cegcc
+		;;
+ 	-wince*)
+ 		os=-wince
+ 		;;
+@@ -1548,9 +1574,15 @@
+ 		os=-dicos
+ 		;;
+ 	-nacl*)
+        os=-nacl
+        ;;
+	-pnacl*)
+		os=-pnacl
+ 		;;
+ 	-ios)
+ 		;;
+	-emscripten*)
+		;;
+ 	-none)
+ 		;;
+ 	*)
--- a/Engine/lib/sdl/build-scripts/emscripten-buildbot.sh
+++ b/Engine/lib/sdl/build-scripts/emscripten-buildbot.sh
@ -1,9 +1,13 @@
 #!/bin/bash

-SDKDIR="/emsdk_portable"
+if [ -z "$SDKDIR" ]; then
+    SDKDIR="/emsdk_portable"
+fi
+
 ENVSCRIPT="$SDKDIR/emsdk_env.sh"
 if [ ! -f "$ENVSCRIPT" ]; then
   echo "ERROR: This script expects the Emscripten SDK to be in '$SDKDIR'." 1>&2
+   echo "ERROR: Set the \$SDKDIR environment variable to override this." 1>&2
   exit 1
 fi

@ -51,7 +55,7 @@ mkdir buildbot
 pushd buildbot

 echo "Configuring..."
-emconfigure ../configure --host=asmjs-unknown-emscripten --disable-assembly --disable-threads --enable-cpuinfo=false CFLAGS="-O2 -Wno-warn-absolute-paths -Wdeclaration-after-statement -Werror=declaration-after-statement" --prefix="$PWD/emscripten-sdl2-installed" || exit $?
+emconfigure ../configure --host=asmjs-unknown-emscripten --disable-assembly --disable-threads --disable-cpuinfo CFLAGS="-O2 -Wno-warn-absolute-paths -Wdeclaration-after-statement -Werror=declaration-after-statement" --prefix="$PWD/emscripten-sdl2-installed" || exit $?

 echo "Building..."
 emmake $MAKE || exit $?
--- a/Engine/lib/sdl/build-scripts/iosbuild.sh
+++ b/Engine/lib/sdl/build-scripts/iosbuild.sh
@ -1,7 +1,6 @@
 #!/bin/sh
 #
 # Build a fat binary for iOS
-# Based on fatbuild.sh and code from the Ignifuga Game Engine

 # Number of CPUs (for make -j)
 NCPU=`sysctl -n hw.ncpu`
@ -9,269 +8,181 @@ if test x$NJOB = x; then
    NJOB=$NCPU
 fi

-# SDK path
-XCODE_PATH=`xcode-select --print-path`
-if [ -z "$XCODE_PATH" ]; then
-    echo "Could not find XCode location (use xcode-select -switch to set the correct path)"
-    exit 1
-fi
-
-prepare_environment() {
-    ARCH=$1
-    
-    if test x$SDK_VERSION = x; then
-      export SDK_VERSION=`xcodebuild -showsdks | grep iphoneos | sed "s|.*iphoneos||"`
-      if [ -z "$XCODE_PATH" ]; then
-          echo "Could not find a valid iOS SDK"
-          exit 1
-      fi  
-    fi
-    
-    case $ARCH in
-        armv6)
-            DEV_PATH="$XCODE_PATH/Platforms/iPhoneOS.platform/Developer"
-            SDK_PATH="$DEV_PATH/SDKs/iPhoneOS$SDK_VERSION.sdk"
-            ;;
-        armv7)
-            DEV_PATH="$XCODE_PATH/Platforms/iPhoneOS.platform/Developer"
-            SDK_PATH="$DEV_PATH/SDKs/iPhoneOS$SDK_VERSION.sdk"
-            ;;
-        i386)
-            DEV_PATH="$XCODE_PATH/Platforms/iPhoneSimulator.platform/Developer"
-            SDK_PATH="$DEV_PATH/SDKs/iPhoneSimulator$SDK_VERSION.sdk"
-            ;;
-        *)
-            echo "Unknown Architecture $ARCH"
-            exit 1
-            ;;
-    esac
-
-    if [ ! -d "$SDK_PATH" ]; then
-        echo "Could not find iOS SDK at $SDK_PATH"
-        exit 1
-    fi
-
-    if test x$MIN_OS_VERSION = x; then
-        export MIN_OS_VERSION="3.0"
-    fi
-    
-    # Environment flags
-    CFLAGS="-g -O2 -pipe -no-cpp-precomp -isysroot $SDK_PATH \
-            -miphoneos-version-min=$MIN_OS_VERSION -I$SDK_PATH/usr/include/"
-    LDFLAGS="-L$SDK_PATH/usr/lib/ -isysroot $SDK_PATH \
-             -miphoneos-version-min=$MIN_OS_VERSION -static-libgcc"
-    export CXXFLAGS="$CFLAGS"
-    export CXXCPP="$DEV_PATH/usr/bin/llvm-cpp-4.2"
-    export CPP="$CXXCPP"
-    export CXX="$DEV_PATH/usr/bin/llvm-g++-4.2"
-    export CC="$DEV_PATH/usr/bin/llvm-gcc-4.2"
-    export LD="$DEV_PATH/usr/bin/ld"
-    export AR="$DEV_PATH/usr/bin/ar"
-    export AS="$DEV_PATH/usr/bin/ls"
-    export NM="$DEV_PATH/usr/bin/nm"
-    export RANLIB="$DEV_PATH/usr/bin/ranlib"
-    export STRIP="$DEV_PATH/usr/bin/strip"
-    
-    # We dynamically load X11, so using the system X11 headers is fine.
-    CONFIG_FLAGS="--disable-shared --enable-static"
-    
-    case $ARCH in
-        armv6)
-            export CONFIG_FLAGS="$CONFIG_FLAGS --host=armv6-apple-darwin"
-            export CFLAGS="$CFLAGS -arch armv6"
-            export LDFLAGS="$LDFLAGS -arch armv6"
-            ;;
-        armv7)
-            export CONFIG_FLAGS="$CONFIG_FLAGS --host=armv7-apple-darwin"
-            export CFLAGS="$CFLAGS -arch armv7"
-            export LDFLAGS="$LDFLAGS -arch armv7"
-            ;;
-        i386)
-            export CONFIG_FLAGS="$CONFIG_FLAGS --host=i386-apple-darwin"
-            export CFLAGS="$CFLAGS -arch i386"
-            export LDFLAGS="$LDFLAGS -arch i386"
-            ;;
-        *)
-            echo "Unknown Architecture $ARCH"
-            exit 1
-            ;;
-    esac
-}
-
-prepare_environment "armv6"
-echo "Building with iOS SDK v$SDK_VERSION for iOS >= $MIN_OS_VERSION"
-
-#
-# Find the configure script
-#
-srcdir=`dirname $0`/..
-srcdir=`cd $srcdir && pwd`
-auxdir=$srcdir/build-scripts
-cd $srcdir
-
-#
-# Figure out which phase to build:
-# all,
-# configure, configure-armv6, configure-armv7, configure-i386
-# make, make-armv6, make-armv7, make-i386, merge
-# clean
-if test x"$1" = x; then
-    phase=all
+SRC_DIR=$(cd `dirname $0`/..; pwd)
+if [ "$PWD" = "$SRC_DIR" ]; then
+    PREFIX=$SRC_DIR/ios-build
+    mkdir $PREFIX
 else
-    phase="$1"
-fi
-case $phase in
-    all)
-        configure_armv6="yes"
-        configure_armv7="yes"
-        configure_i386="yes"
-        make_armv6="yes"
-        make_armv7="yes"
-        make_i386="yes"
-        merge="yes"
-        ;;
-    configure)
-        configure_armv6="yes"
-        configure_armv7="yes"
-        configure_i386="yes"
-        ;;
-    configure-armv6)
-        configure_armv6="yes"
-        ;;
-    configure-armv7)
-        configure_armv7="yes"
-        ;;
-    configure-i386)
-        configure_i386="yes"
-        ;;
-    make)
-        make_armv6="yes"
-        make_armv7="yes"
-        make_i386="yes"
-        merge="yes"
-        ;;
-    make-armv6)
-        make_armv6="yes"
-        ;;
-    make-armv7)
-        make_armv7="yes"
-        ;;
-    make-i386)
-        make_i386="yes"
-        ;;
-    merge)
-        merge="yes"
-        ;;
-    clean)
-        clean_armv6="yes"
-        clean_armv7="yes"
-        clean_i386="yes"
-        ;;
-    clean-armv6)
-        clean_armv6="yes"
-        ;;
-    clean-armv7)
-        clean_armv7="yes"
-        ;;
-    clean-i386)
-        clean_i386="yes"
-        ;;
-    *)
-        echo "Usage: $0 [all|configure[-armv6|-armv7|-i386]|make[-armv6|-armv7|-i386]|merge|clean[-armv6|-armv7|-i386]]"
-        exit 1
-        ;;
-esac
-
-#
-# Create the build directories
-#
-for dir in build build/armv6 build/armv7 build/i386; do
-    if test -d $dir; then
-        :
-    else
-        mkdir $dir || exit 1
-    fi
-done
-
-#
-# Build the armv6 binary
-#
-prepare_environment "armv6"
-if test x$configure_armv6 = xyes; then
-    (cd build/armv6 && \
-     sh ../../configure $CONFIG_FLAGS CC="$CC" CXX="$CXX" CFLAGS="$CFLAGS" LDFLAGS="$LDFLAGS") || exit 2
-     # configure is not yet fully ready for iOS, some manual patching is required
-     cp include/* build/armv6/include
-     cp include/SDL_config_iphoneos.h build/armv6/include/SDL_config.h || exit 2
-     sed -i "" -e "s|^EXTRA_CFLAGS.*|EXTRA_CFLAGS=-I./include|g" build/armv6/Makefile || exit 2
-     sed -i "" -e "s|^EXTRA_LDFLAGS.*|EXTRA_LDFLAGS=-lm|g" build/armv6/Makefile || exit 2
-fi
-if test x$make_armv6 = xyes; then
-    (cd build/armv6 && make -j$NJOB) || exit 3
-fi
-#
-# Build the armv7 binary
-#
-prepare_environment "armv7"
-if test x$configure_armv7 = xyes; then
-    (cd build/armv7 && \
-     sh ../../configure $CONFIG_FLAGS CC="$CC" CXX="$CXX" CFLAGS="$CFLAGS" LDFLAGS="$LDFLAGS") || exit 2
-     # configure is not yet fully ready for iOS, some manual patching is required
-     cp include/* build/armv7/include
-     cp include/SDL_config_iphoneos.h build/armv7/include/SDL_config.h || exit 2
-     sed -i "" -e "s|^EXTRA_CFLAGS.*|EXTRA_CFLAGS=-I./include|g" build/armv7/Makefile || exit 2
-     sed -i "" -e "s|^EXTRA_LDFLAGS.*|EXTRA_LDFLAGS=-lm|g" build/armv7/Makefile || exit 2
-fi
-if test x$make_armv7 = xyes; then
-    (cd build/armv7 && make -j$NJOB) || exit 3
-fi
-#
-# Build the i386 binary
-#
-prepare_environment "i386"
-if test x$configure_i386 = xyes; then
-    (cd build/i386 && \
-     sh ../../configure $CONFIG_FLAGS CC="$CC" CXX="$CXX" CFLAGS="$CFLAGS" LDFLAGS="$LDFLAGS") || exit 2
-     # configure is not yet fully ready for iOS, some manual patching is required
-     cp include/* build/i386/include
-     cp include/SDL_config_iphoneos.h build/i386/include/SDL_config.h || exit 2
-     sed -i "" -e "s|^EXTRA_CFLAGS.*|EXTRA_CFLAGS=-I./include|g" build/i386/Makefile || exit 2
-     sed -i "" -e "s|^EXTRA_LDFLAGS.*|EXTRA_LDFLAGS=-lm|g" build/i386/Makefile || exit 2
-fi
-if test x$make_i386 = xyes; then
-    (cd build/i386 && make -j$NJOB) || exit 3
+    PREFIX=$PWD
 fi

-#
-# Combine into fat binary
-#
-if test x$merge = xyes; then
-    output=ios/lib
-    sh $auxdir/mkinstalldirs build/$output
-    cd build
-    target=`find . -mindepth 4 -maxdepth 4 -type f -name '*.dylib' | head -1 | sed 's|.*/||'`
-    (lipo -create -o $output/libSDL2.a armv6/build/.libs/libSDL2.a armv7/build/.libs/libSDL2.a i386/build/.libs/libSDL2.a &&
-     lipo -create -o $output/libSDL2main.a armv6/build/libSDL2main.a armv7/build/libSDL2main.a i386/build/libSDL2main.a &&
-     cp -r armv6/include ios
-     echo "Build complete!" &&
-     echo "Files can be found under the build/ios directory.") || exit 4
-    cd ..
+BUILD_I386_IOSSIM=YES
+BUILD_X86_64_IOSSIM=YES
+
+BUILD_IOS_ARMV7=YES
+BUILD_IOS_ARMV7S=YES
+BUILD_IOS_ARM64=YES
+
+# 13.4.0 - Mavericks
+# 14.0.0 - Yosemite
+# 15.0.0 - El Capitan
+DARWIN=darwin15.0.0
+
+XCODEDIR=`xcode-select --print-path`
+IOS_SDK_VERSION=`xcrun --sdk iphoneos --show-sdk-version`
+MIN_SDK_VERSION=6.0
+
+IPHONEOS_PLATFORM=`xcrun --sdk iphoneos --show-sdk-platform-path`
+IPHONEOS_SYSROOT=`xcrun --sdk iphoneos --show-sdk-path`
+
+IPHONESIMULATOR_PLATFORM=`xcrun --sdk iphonesimulator --show-sdk-platform-path`
+IPHONESIMULATOR_SYSROOT=`xcrun --sdk iphonesimulator --show-sdk-path`
+
+# Uncomment if you want to see more information about each invocation
+# of clang as the builds proceed.
+# CLANG_VERBOSE="--verbose"
+
+CC=clang
+CXX=clang
+
+SILENCED_WARNINGS="-Wno-unused-local-typedef -Wno-unused-function"
+
+CFLAGS="${CLANG_VERBOSE} ${SILENCED_WARNINGS} -DNDEBUG -g -O0 -pipe -fPIC -fobjc-arc"
+
+echo "PREFIX ..................... ${PREFIX}"
+echo "BUILD_MACOSX_X86_64 ........ ${BUILD_MACOSX_X86_64}"
+echo "BUILD_I386_IOSSIM .......... ${BUILD_I386_IOSSIM}"
+echo "BUILD_X86_64_IOSSIM ........ ${BUILD_X86_64_IOSSIM}"
+echo "BUILD_IOS_ARMV7 ............ ${BUILD_IOS_ARMV7}"
+echo "BUILD_IOS_ARMV7S ........... ${BUILD_IOS_ARMV7S}"
+echo "BUILD_IOS_ARM64 ............ ${BUILD_IOS_ARM64}"
+echo "DARWIN ..................... ${DARWIN}"
+echo "XCODEDIR ................... ${XCODEDIR}"
+echo "IOS_SDK_VERSION ............ ${IOS_SDK_VERSION}"
+echo "MIN_SDK_VERSION ............ ${MIN_SDK_VERSION}"
+echo "IPHONEOS_PLATFORM .......... ${IPHONEOS_PLATFORM}"
+echo "IPHONEOS_SYSROOT ........... ${IPHONEOS_SYSROOT}"
+echo "IPHONESIMULATOR_PLATFORM ... ${IPHONESIMULATOR_PLATFORM}"
+echo "IPHONESIMULATOR_SYSROOT .... ${IPHONESIMULATOR_SYSROOT}"
+echo "CC ......................... ${CC}"
+echo "CFLAGS ..................... ${CFLAGS}"
+echo "CXX ........................ ${CXX}"
+echo "CXXFLAGS ................... ${CXXFLAGS}"
+echo "LDFLAGS .................... ${LDFLAGS}"
+
+###################################################################
+# This section contains the build commands for each of the 
+# architectures that will be included in the universal binaries.
+###################################################################
+
+echo "$(tput setaf 2)"
+echo "###########################"
+echo "# i386 for iPhone Simulator"
+echo "###########################"
+echo "$(tput sgr0)"
+
+if [ "${BUILD_I386_IOSSIM}" == "YES" ]
+then
+    (
+        cd ${PREFIX}
+        make clean
+        ../configure --build=x86_64-apple-${DARWIN} --host=i386-ios-${DARWIN} --disable-shared --prefix=${PREFIX}/platform/i386-sim "CC=${CC}" "CFLAGS=${CFLAGS} -mios-simulator-version-min=${MIN_SDK_VERSION} -arch i386 -isysroot ${IPHONESIMULATOR_SYSROOT}" "CXX=${CXX}" "CXXFLAGS=${CXXFLAGS} -mios-simulator-version-min=${MIN_SDK_VERSION} -arch i386 -isysroot ${IPHONESIMULATOR_SYSROOT}" LDFLAGS="-arch i386 -mios-simulator-version-min=${MIN_SDK_VERSION} ${LDFLAGS} -L${IPHONESIMULATOR_SYSROOT}/usr/lib/ -L${IPHONESIMULATOR_SYSROOT}/usr/lib/system" || exit 2
+	cp $SRC_DIR/include/SDL_config_iphoneos.h include/SDL_config.h
+        make -j10 || exit 3
+        make install
+    ) || exit $?
 fi

-#
-# Clean up
-#
-do_clean()
-{
-    echo $*
-    $* || exit 6
-}
-if test x$clean_armv6 = xyes; then
-    do_clean rm -r build/armv6
+echo "$(tput setaf 2)"
+echo "#############################"
+echo "# x86_64 for iPhone Simulator"
+echo "#############################"
+echo "$(tput sgr0)"
+
+if [ "${BUILD_X86_64_IOSSIM}" == "YES" ]
+then
+    (
+        cd ${PREFIX}
+        make clean
+        ../configure --build=x86_64-apple-${DARWIN} --host=x86_64-ios-${DARWIN} --disable-shared --prefix=${PREFIX}/platform/x86_64-sim "CC=${CC}" "CFLAGS=${CFLAGS} -mios-simulator-version-min=${MIN_SDK_VERSION} -arch x86_64 -isysroot ${IPHONESIMULATOR_SYSROOT}" "CXX=${CXX}" "CXXFLAGS=${CXXFLAGS} -mios-simulator-version-min=${MIN_SDK_VERSION} -arch x86_64 -isysroot ${IPHONESIMULATOR_SYSROOT}" LDFLAGS="-arch x86_64 -mios-simulator-version-min=${MIN_SDK_VERSION} ${LDFLAGS} -L${IPHONESIMULATOR_SYSROOT}/usr/lib/ -L${IPHONESIMULATOR_SYSROOT}/usr/lib/system" || exit 2
+	cp $SRC_DIR/include/SDL_config_iphoneos.h include/SDL_config.h
+        make -j$NJOB || exit 3
+        make install
+    ) || exit $?
 fi
-if test x$clean_armv7 = xyes; then
-    do_clean rm -r build/armv7
+
+echo "$(tput setaf 2)"
+echo "##################"
+echo "# armv7 for iPhone"
+echo "##################"
+echo "$(tput sgr0)"
+
+if [ "${BUILD_IOS_ARMV7}" == "YES" ]
+then
+    (
+        cd ${PREFIX}
+        make clean
+        ../configure --build=x86_64-apple-${DARWIN} --host=armv7-ios-${DARWIN} --disable-shared --prefix=${PREFIX}/platform/armv7-ios "CC=${CC}" "CFLAGS=${CFLAGS} -miphoneos-version-min=${MIN_SDK_VERSION} -arch armv7 -isysroot ${IPHONEOS_SYSROOT}" "CXX=${CXX}" "CXXFLAGS=${CXXFLAGS} -arch armv7 -isysroot ${IPHONEOS_SYSROOT}" LDFLAGS="-arch armv7 -miphoneos-version-min=${MIN_SDK_VERSION} ${LDFLAGS}" || exit 2
+	cp $SRC_DIR/include/SDL_config_iphoneos.h include/SDL_config.h
+        make -j$NJOB || exit 3
+        make install
+    ) || exit $?
 fi
-if test x$clean_i386 = xyes; then
-    do_clean rm -r build/i386
+
+echo "$(tput setaf 2)"
+echo "###################"
+echo "# armv7s for iPhone"
+echo "###################"
+echo "$(tput sgr0)"
+
+if [ "${BUILD_IOS_ARMV7S}" == "YES" ]
+then
+    (
+        cd ${PREFIX}
+        make clean
+        ../configure --build=x86_64-apple-${DARWIN} --host=armv7s-ios-${DARWIN} --disable-shared --prefix=${PREFIX}/platform/armv7s-ios "CC=${CC}" "CFLAGS=${CFLAGS} -miphoneos-version-min=${MIN_SDK_VERSION} -arch armv7s -isysroot ${IPHONEOS_SYSROOT}" "CXX=${CXX}" "CXXFLAGS=${CXXFLAGS} -miphoneos-version-min=${MIN_SDK_VERSION} -arch armv7s -isysroot ${IPHONEOS_SYSROOT}" LDFLAGS="-arch armv7s -miphoneos-version-min=${MIN_SDK_VERSION} ${LDFLAGS}" || exit 2
+	cp $SRC_DIR/include/SDL_config_iphoneos.h include/SDL_config.h
+        make -j$NJOB || exit 3
+        make install
+    ) || exit $?
 fi
+
+echo "$(tput setaf 2)"
+echo "##################"
+echo "# arm64 for iPhone"
+echo "##################"
+echo "$(tput sgr0)"
+
+if [ "${BUILD_IOS_ARM64}" == "YES" ]
+then
+    (
+        cd ${PREFIX}
+        make clean
+        ../configure --build=x86_64-apple-${DARWIN} --host=arm-ios-${DARWIN} --disable-shared --prefix=${PREFIX}/platform/arm64-ios "CC=${CC}" "CFLAGS=${CFLAGS} -miphoneos-version-min=${MIN_SDK_VERSION} -arch arm64 -isysroot ${IPHONEOS_SYSROOT}" "CXX=${CXX}" "CXXFLAGS=${CXXFLAGS} -miphoneos-version-min=${MIN_SDK_VERSION} -arch arm64 -isysroot ${IPHONEOS_SYSROOT}" LDFLAGS="-arch arm64 -miphoneos-version-min=${MIN_SDK_VERSION} ${LDFLAGS}" || exit 2
+	cp $SRC_DIR/include/SDL_config_iphoneos.h include/SDL_config.h
+        make -j$NJOB || exit 3
+        make install
+    ) || exit $?
+fi
+
+echo "$(tput setaf 2)"
+echo "###################################################################"
+echo "# Create Universal Libraries and Finalize the packaging"
+echo "###################################################################"
+echo "$(tput sgr0)"
+
+(
+    cd ${PREFIX}/platform
+    mkdir -p universal
+    lipo x86_64-sim/lib/libSDL2.a i386-sim/lib/libSDL2.a arm64-ios/lib/libSDL2.a armv7s-ios/lib/libSDL2.a armv7-ios/lib/libSDL2.a -create -output universal/libSDL2.a
+)
+
+(
+    cd ${PREFIX}
+    mkdir -p lib
+    cp -r platform/universal/* lib
+    #rm -rf platform
+    lipo -info lib/libSDL2.a
+)
+
+echo Done!
--- a/Engine/lib/sdl/build-scripts/ltmain.sh
+++ b/Engine/lib/sdl/build-scripts/ltmain.sh
@ -189,7 +189,7 @@ func_basename ()
 #             to NONDIR_REPLACEMENT.
 #             value returned in "$func_dirname_result"
 #   basename: Compute filename of FILE.
-#             value retuned in "$func_basename_result"
+#             value returned in "$func_basename_result"
 # Implementation must be kept synchronized with func_dirname
 # and func_basename. For efficiency, we do not delegate to
 # those functions but instead duplicate the functionality here.
@ -3276,7 +3276,7 @@ extern \"C\" {

 /* Keep this code in sync between libtool.m4, ltmain, lt_system.h, and tests.  */
 #if defined(_WIN32) || defined(__CYGWIN__) || defined(_WIN32_WCE)
-/* DATA imports from DLLs on WIN32 con't be const, because runtime
+/* DATA imports from DLLs on WIN32 can't be const, because runtime
   relocations are performed -- see ld's documentation on pseudo-relocs.  */
 # define LT_DLSYM_CONST
 #elif defined(__osf__)
@ -4394,7 +4394,7 @@ EOF
        {
          /* however, if there is an option in the LTWRAPPER_OPTION_PREFIX
             namespace, but it is not one of the ones we know about and
-             have already dealt with, above (inluding dump-script), then
+             have already dealt with, above (including dump-script), then
             report an error. Otherwise, targets might begin to believe
             they are allowed to use options in the LTWRAPPER_OPTION_PREFIX
             namespace. The first time any user complains about this, we'll
--- a/Engine/lib/sdl/build-scripts/nacl-buildbot.sh
+++ b/Engine/lib/sdl/build-scripts/nacl-buildbot.sh
@ -3,7 +3,11 @@
 # This is the script buildbot.libsdl.org uses to cross-compile SDL2 from
 #  amd64 Linux to NaCl.

-export NACL_SDK_ROOT="/nacl_sdk/pepper_35"
+# PLEASE NOTE that we have reports that SDL built with pepper_49 (current
+#  stable release as of November 10th, 2016) is broken. Please retest
+#  when something newer becomes stable and then decide if this was SDL's
+#  bug or NaCl's bug.  --ryan.
+export NACL_SDK_ROOT="/nacl_sdk/pepper_47"

 TARBALL="$1"
 if [ -z $1 ]; then
--- a/Engine/lib/sdl/build-scripts/update-copyright.sh
+++ b/Engine/lib/sdl/build-scripts/update-copyright.sh
@ -2,8 +2,7 @@

 find . -type f -exec grep -Il "Copyright" {} \;     \
 | grep -v \.hg                             \
-| while read i;                            \
+| while read file;                            \
 do \
-  LC_ALL=C sed -ie "s/\(.*Copyright.*\)[0-9]\{4\}\( *Sam Lantinga\)/\1`date +%Y`\2/" "$i"; \
-  rm "${i}e"; \
+  LC_ALL=C sed -b -i "s/\(.*Copyright.*\)[0-9]\{4\}\( *Sam Lantinga\)/\1`date +%Y`\2/" "$file"; \
 done
--- a/Engine/lib/sdl/build-scripts/windows-buildbot-zipper.bat
+++ b/Engine/lib/sdl/build-scripts/windows-buildbot-zipper.bat
@ -3,11 +3,16 @@ rem just a helper batch file for collecting up files and zipping them.
 rem usage: windows-buildbot-zipper.bat <zipfilename>
 rem must be run from root of SDL source tree.

-IF EXIST VisualC\Win32\Release GOTO okaydir
+IF EXIST VisualC\Win32\Release GOTO okaywin32dir
 echo Please run from root of source tree after doing a Release build.
 GOTO done

-:okaydir
+:okaywin32dir
+IF EXIST VisualC\x64\Release GOTO okaydirs
+echo Please run from root of source tree after doing a Release build.
+GOTO done
+
+:okaydirs
 erase /q /f /s zipper
 IF EXIST zipper GOTO zippermade
 mkdir zipper
@ -18,10 +23,14 @@ cd SDL
 mkdir include
 mkdir lib
 mkdir lib\win32
+mkdir lib\win64
 copy ..\..\include\*.h include\
 copy ..\..\VisualC\Win32\Release\SDL2.dll lib\win32\
 copy ..\..\VisualC\Win32\Release\SDL2.lib lib\win32\
 copy ..\..\VisualC\Win32\Release\SDL2main.lib lib\win32\
+copy ..\..\VisualC\x64\Release\SDL2.dll lib\win64\
+copy ..\..\VisualC\x64\Release\SDL2.lib lib\win64\
+copy ..\..\VisualC\x64\Release\SDL2main.lib lib\win64\
 cd ..
 zip -9r ..\%1 SDL
 cd ..
--- a/Engine/lib/sdl/build-scripts/winrtbuild.ps1
+++ b/Engine/lib/sdl/build-scripts/winrtbuild.ps1
@ -39,7 +39,7 @@
 #

 # Base version of SDL, used for packaging purposes
-$SDLVersion = "2.0.4"
+$SDLVersion = "2.0.7"

 # Gets the .bat file that sets up an MSBuild environment, given one of
 # Visual Studio's, "PlatformToolset"s.
@ -211,18 +211,26 @@ function Build-SDL-WinRT-Variant
 $DidAnyDLLBuildFail = $false
 $DidAnyNugetBuildFail = $false

+# Ryan disabled WP8.0, because it doesn't appear to have mmdeviceapi.h that SDL_wasapi needs.
+# My assumption is that no one will miss this, but send patches otherwise!  --ryan.
 # Build for Windows Phone 8.0, via VC++ 2012:
-if ( ! (Build-SDL-WinRT-Variant "SDL" "v110_wp80" "ARM"))   { $DidAnyDLLBuildFail = $true }
-if ( ! (Build-SDL-WinRT-Variant "SDL" "v110_wp80" "Win32")) { $DidAnyDLLBuildFail = $true }
+#if ( ! (Build-SDL-WinRT-Variant "SDL" "v110_wp80" "ARM"))   { $DidAnyDLLBuildFail = $true }
+#if ( ! (Build-SDL-WinRT-Variant "SDL" "v110_wp80" "Win32")) { $DidAnyDLLBuildFail = $true }

 # Build for Windows Phone 8.1, via VC++ 2013:
 if ( ! (Build-SDL-WinRT-Variant "SDL" "v120_wp81" "ARM"))   { $DidAnyDLLBuildFail = $true }
 if ( ! (Build-SDL-WinRT-Variant "SDL" "v120_wp81" "Win32")) { $DidAnyDLLBuildFail = $true }

 # Build for Windows 8.0 and Windows RT 8.0, via VC++ 2012:
-if ( ! (Build-SDL-WinRT-Variant "SDL" "v110" "ARM"))        { $DidAnyDLLBuildFail = $true }
-if ( ! (Build-SDL-WinRT-Variant "SDL" "v110" "Win32"))      { $DidAnyDLLBuildFail = $true }
-if ( ! (Build-SDL-WinRT-Variant "SDL" "v110" "x64"))        { $DidAnyDLLBuildFail = $true }
+#
+# Win 8.0 auto-building was disabled on 2017-Feb-25, by David Ludwig <dludwig@pobox.com>.
+# Steam's OS-usage surveys indicate that Windows 8.0 use is pretty much nil, plus
+# Microsoft hasn't supported Windows 8.0 development for a few years now.
+# The commented-out lines below may still work on some systems, though.
+# 
+#if ( ! (Build-SDL-WinRT-Variant "SDL" "v110" "ARM"))        { $DidAnyDLLBuildFail = $true }
+#if ( ! (Build-SDL-WinRT-Variant "SDL" "v110" "Win32"))      { $DidAnyDLLBuildFail = $true }
+#if ( ! (Build-SDL-WinRT-Variant "SDL" "v110" "x64"))        { $DidAnyDLLBuildFail = $true }

 # Build for Windows 8.1 and Windows RT 8.1, via VC++ 2013:
 if ( ! (Build-SDL-WinRT-Variant "SDL" "v120" "ARM"))        { $DidAnyDLLBuildFail = $true }