diff --git a/mgllib/OSXSierra_clang_maci64.xml b/mgllib/OSXSierra_clang_maci64.xml
deleted file mode 100644
index 8665197a..00000000
--- a/mgllib/OSXSierra_clang_maci64.xml
+++ /dev/null
@@ -1,150 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" ?>
-<config
-    Name="Xcode with Clang"
-    ShortName="Clang"
-    Manufacturer="Apple"
-    Version=""
-    Language="C"
-    Priority="A"
-    Location="$XCODE_DIR" >
-    <Details
-    CompilerExecutable="$CC"
-    CompilerDefines="$DEFINES"
-    CompilerFlags="$CFLAGS"
-    OptimizationFlags="$COPTIMFLAGS"
-    DebugFlags="$CDEBUGFLAGS"
-    IncludeFlags="$INCLUDE"
-    LinkerLibraries="$LINKLIBS"
-    LinkerOptimizationFlags="$LDOPTIMFLAGS"
-    LinkerDebugFlags="$LDDEBUGFLAGS"
-    
-    CompilerDefineFormatter="-D%s"
-    LinkerLibrarySwitchFormatter="-l%s"
-    LinkerPathFormatter="-L%s"
-    />
-    <vars
-    CMDLINE100="$CC -c $DEFINES $INCLUDE $CFLAGS $OPTIM $SRC -o $OBJ"
-    CMDLINE200="$LD $LDFLAGS $OBJS $LINKOPTIM $LINKEXPORT $CLIBS $LINKLIBS -o $EXE"
-    
-    CC="$XCRUN_DIR/xcrun -sdk macosx$SDKVER clang"
-    DEFINES="$MATLABMEX"
-    MATLABMEX="-DMATLAB_MEX_FILE"
-    CFLAGS="-fno-common -arch x86_64 -mmacosx-version-min=$SDKVER -fexceptions -isysroot $ISYSROOT -ObjC"
-    INCLUDE="-I&quot;$MATLABROOT/extern/include&quot; -I&quot;$MATLABROOT/simulink/include&quot;"
-    COPTIMFLAGS="-O2 -fwrapv -DNDEBUG"
-    CDEBUGFLAGS="-g"
-    
-    LD="$CC"
-    LDFLAGS1="-Wl,-twolevel_namespace -undefined error -arch x86_64 -mmacosx-version-min=$SDKVER -Wl,-syslibroot,$ISYSROOT $LDBUNDLE $LINKEXPORT"
-    LDFLAGS="$LDFLAGS1 -bundle -framework Foundation -framework agl -framework Carbon -framework Cocoa -framework CoreServices -framework openGL -framework QTKit"
-    LDBUNDLE="-bundle "
-    LINKEXPORT="-Wl,-exported_symbols_list,&quot;$MATLABROOT/extern/lib/maci64/mexFunction.map&quot;"
-    LINKLIBS="-L&quot;$MATLABROOT/bin/maci64&quot; -lmx -lmex -lmat -lc++"
-    LDOPTIMFLAGS="-O"
-    LDDEBUGFLAGS="-g"
-    
-    OBJEXT=".o"
-    LDEXT=".mexmaci64"
-    SETENV="CC=&quot;$CC&quot;
-CXX=&quot;$CC&quot;
-CFLAGS=&quot;$CFLAGS $DEFINES&quot;
-CXXFLAGS=&quot;$CFLAGS $DEFINES&quot;
-COPTIMFLAGS=&quot;$COPTIMFLAGS&quot;
-CXXOPTIMFLAGS=&quot;$COPTIMFLAGS&quot;
-CDEBUGFLAGS=&quot;$CDEBUGFLAGS&quot;
-CXXDEBUGFLAGS=&quot;$CDEBUGFLAGS&quot;
-LD=&quot;$LD&quot;
-LDXX=&quot;$LD&quot;
-LDFLAGS=&quot;$LDFLAGS $LINKLIBS $LINKEXPORT&quot;
-LDDEBUGFLAGS=&quot;$LDDEBUGFLAGS&quot;"
-    />
-    <client>
-        <engine
-        LINKLIBS="$LINKLIBS -leng"
-        LDBUNDLE=""
-        LINKEXPORT=""
-        LDEXT=""
-        />
-       <mbuild
-          CMDLINE150="$MATLABROOT/bin/maci64/macbundle $EXENAME &quot;$EXEDIR&quot;"
-		  CMDLINE200="$LD $LDFLAGS $OBJS $LINKOPTIM $LINKEXPORT $CLIBS $LINKLIBS -o &quot;$EXEDIR$EXENAME.app/Contents/MacOS/$EXENAME&quot;"
-          
-          CFLAGS="-fno-common -arch x86_64 -mmacosx-version-min=$SDKVER -isysroot $ISYSROOT"
-		  DEFINES="-DUNIX -DX11"
-		  LDFLAGS="-arch x86_64 -mmacosx-version-min=$SDKVER -Wl,-syslibroot,$ISYSROOT $LDTYPE $LINKEXPORT -framework CoreFoundation -bind_at_load"
-          LINKEXPORT=""
-          LINKLIBS="-L&quot;$MATLABROOT/runtime/maci64&quot; -lmwmclmcrrt"
-		  MATLABMEX=""
-          LDEXT=".app" 
-		  LDTYPE=""
-        />  
-    </client>
-    <locationFinder>
-        <!--Check for faulty DEVELOPER_DIR environment variable -->
-    	<DEVELOPER_DIR_CHECK> 
-        	<or> 
-        		<not> 
-        			<envVarExists name="DEVELOPER_DIR" /> 
-       			</not> 
-         			<dirExists name="$$" diagnostic="The environment variable DEVELOPER_DIR indicates a folder that does not exist. Please correct or delete this variable before using MEX." /> 
-   		   </or> 
-	</DEVELOPER_DIR_CHECK>
-         <!-- User needs to run "!sudo xcode-select -switch /Applications/Xcode.app/"
-         to configure xcrun.  This creates the file /usr/share/xcode-select/xcode_dir_path -->
-    <XCODE_DIR>
-            <and diagnostic="Xcode appears to be installed, but it has not been configured.  Run &quot;&lt;a href=&quot;matlab:system(['osascript -e ''do shell script ' char(34) 'xcode-select -switch /Applications/Xcode.app' char(34) ' with administrator privileges'''])&quot;&gt;osascript -e 'do shell script &quot;xcode-select -switch /Applications/Xcode.app&quot; with administrator privileges'&lt;/a&gt;&quot; to configure Xcode.  You must be an administrator of this computer to complete this action." >
-                <cmdReturns name="xcode-select -print-path" />
-                <dirExists name="$$" />
-            </and>
-        </XCODE_DIR>
-        <XCRUN_DIR>
-            <and>
-                <cmdReturns name="which xcrun" />
-                <dirExists name="$$" />
-            </and>
-        </XCRUN_DIR>
-        <!-- User needs to agree to license of the version (or higher) that we support -->
-        <XCODE_AGREED_VERSION>
-            <and diagnostic="Xcode is installed, but its license has not been accepted. Run Xcode and accept its license agreement." >
-                <or>
-                    <cmdReturns name="defaults read com.apple.dt.Xcode IDEXcodeVersionForAgreedToGMLicense"/>
-                    <cmdReturns name="defaults read /Library/Preferences/com.apple.dt.Xcode IDEXcodeVersionForAgreedToGMLicense"/>
-                </or>
-                <cmdReturns name="&#10;agreed=$$ &#10; if echo $agreed | grep -E '[\.\&quot;]' >/dev/null; then &#10; lhs=`expr &quot;$agreed&quot; : '\([0-9]*\)[\.].*'` &#10;  rhs=`expr &quot;$agreed&quot; : '[0-9]*[\.]\(.*\)$'` &#10; if echo $rhs | grep -E '[\.&quot;]' >/dev/null; then &#10; rhs=`expr &quot;$rhs&quot; : '\([0-9]*\)[\.].*'` &#10; fi &#10; if [ $lhs -gt 4 ] || ( [ $lhs -eq 4 ] &amp;&amp; [ $rhs -ge 3 ] ); then &#10; echo $agreed &#10; else &#10; exit 1&#10; fi &#10; fi" />
-            </and>
-        </XCODE_AGREED_VERSION>
-        <ISYSROOT>
-            <and>
-                <cmdReturns name="xcode-select -print-path"/>
-                <or>
-                    <dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.9.sdk" />
-                    <dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.10.sdk" />
-					<dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.11.sdk" /> 
-                    <dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.12.sdk" /> 
-                    <cmdReturns name="find $$ -name MacOSX10.9.sdk" />
-                    <cmdReturns name="find $$ -name MacOSX10.10.sdk" />
-					<cmdReturns name="find $$ -name MacOSX10.11.sdk" />
-                    <cmdReturns name="find $$ -name MacOSX10.12.sdk" />
-                </or>
-            </and>
-        </ISYSROOT>
-        <SDKVER>
-            <and>
-                <and>
-                    <cmdReturns name="xcode-select -print-path"/>
-                    <or>
-                        <dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.9.sdk" />
-                        <dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.10.sdk" />
-						<dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.11.sdk" /> 
-                        <dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.12.sdk" /> 
-                        <cmdReturns name="find $$ -name MacOSX10.9.sdk" />
-                        <cmdReturns name="find $$ -name MacOSX10.10.sdk" />
-						<cmdReturns name="find $$ -name MacOSX10.11.sdk" />
-                        <cmdReturns name="find $$ -name MacOSX10.12.sdk" />
-                    </or>
-                </and>
-                <cmdReturns name="echo $$ | rev | cut -c1-10 | rev | egrep -oh '[0-9]+\.[0-9]+'" />
-            </and>
-        </SDKVER>
-    </locationFinder>
-</config>
diff --git a/mgllib/clang_maci64.xml b/mgllib/clang_maci64.xml
deleted file mode 100644
index eafc6aaa..00000000
--- a/mgllib/clang_maci64.xml
+++ /dev/null
@@ -1,150 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" ?>
-<config
-    Name="Xcode with Clang"
-    ShortName="Clang"
-    Manufacturer="Apple"
-    Version=""
-    Language="C"
-    Priority="A"
-    Location="$XCODE_DIR" >
-    <Details
-    CompilerExecutable="$CC"
-    CompilerDefines="$DEFINES"
-    CompilerFlags="$CFLAGS"
-    OptimizationFlags="$COPTIMFLAGS"
-    DebugFlags="$CDEBUGFLAGS"
-    IncludeFlags="$INCLUDE"
-    LinkerLibraries="$LINKLIBS"
-    LinkerOptimizationFlags="$LDOPTIMFLAGS"
-    LinkerDebugFlags="$LDDEBUGFLAGS"
-    
-    CompilerDefineFormatter="-D%s"
-    LinkerLibrarySwitchFormatter="-l%s"
-    LinkerPathFormatter="-L%s"
-    />
-    <vars
-    CMDLINE100="$CC -c $DEFINES $INCLUDE $CFLAGS $OPTIM $SRC -o $OBJ"
-    CMDLINE200="$LD $LDFLAGS $OBJS $LINKOPTIM $LINKEXPORT $CLIBS $LINKLIBS -o $EXE"
-    
-    CC="$XCRUN_DIR/xcrun -sdk macosx$SDKVER clang"
-    DEFINES="$MATLABMEX"
-    MATLABMEX="-DMATLAB_MEX_FILE"
-    CFLAGS="-fno-common -arch x86_64 -mmacosx-version-min=$SDKVER -fexceptions -isysroot $ISYSROOT -ObjC"
-    INCLUDE="-I&quot;$MATLABROOT/extern/include&quot; -I&quot;$MATLABROOT/simulink/include&quot;"
-    COPTIMFLAGS="-O2 -fwrapv -DNDEBUG"
-    CDEBUGFLAGS="-g"
-    
-    LD="$CC"
-    LDFLAGS1="-Wl,-twolevel_namespace -undefined error -arch x86_64 -mmacosx-version-min=$SDKVER -Wl,-syslibroot,$ISYSROOT $LDBUNDLE $LINKEXPORT"
-    LDFLAGS="$LDFLAGS1 -bundle -framework Foundation -framework agl -framework Carbon -framework Cocoa -framework CoreServices -framework openGL -framework QTKit -framework CoreFoundation -framework AudioUnit -framework AudioToolbox -framework CoreAudio"
-    LDBUNDLE="-bundle "
-    LINKEXPORT="-Wl,-exported_symbols_list,&quot;$MATLABROOT/extern/lib/maci64/mexFunction.map&quot;"
-    LINKLIBS="-L&quot;$MATLABROOT/bin/maci64&quot; -lmx -lmex -lmat -lc++"
-    LDOPTIMFLAGS="-O"
-    LDDEBUGFLAGS="-g"
-    
-    OBJEXT=".o"
-    LDEXT=".mexmaci64"
-    SETENV="CC=&quot;$CC&quot;
-CXX=&quot;$CC&quot;
-CFLAGS=&quot;$CFLAGS $DEFINES&quot;
-CXXFLAGS=&quot;$CFLAGS $DEFINES&quot;
-COPTIMFLAGS=&quot;$COPTIMFLAGS&quot;
-CXXOPTIMFLAGS=&quot;$COPTIMFLAGS&quot;
-CDEBUGFLAGS=&quot;$CDEBUGFLAGS&quot;
-CXXDEBUGFLAGS=&quot;$CDEBUGFLAGS&quot;
-LD=&quot;$LD&quot;
-LDXX=&quot;$LD&quot;
-LDFLAGS=&quot;$LDFLAGS $LINKLIBS $LINKEXPORT&quot;
-LDDEBUGFLAGS=&quot;$LDDEBUGFLAGS&quot;"
-    />
-    <client>
-        <engine
-        LINKLIBS="$LINKLIBS -leng"
-        LDBUNDLE=""
-        LINKEXPORT=""
-        LDEXT=""
-        />
-       <mbuild
-          CMDLINE150="$MATLABROOT/bin/maci64/macbundle $EXENAME &quot;$EXEDIR&quot;"
-		  CMDLINE200="$LD $LDFLAGS $OBJS $LINKOPTIM $LINKEXPORT $CLIBS $LINKLIBS -o &quot;$EXEDIR$EXENAME.app/Contents/MacOS/$EXENAME&quot;"
-          
-          CFLAGS="-fno-common -arch x86_64 -mmacosx-version-min=$SDKVER -isysroot $ISYSROOT"
-		  DEFINES="-DUNIX -DX11"
-		  LDFLAGS="-arch x86_64 -mmacosx-version-min=$SDKVER -Wl,-syslibroot,$ISYSROOT $LDTYPE $LINKEXPORT -framework CoreFoundation -bind_at_load"
-          LINKEXPORT=""
-          LINKLIBS="-L&quot;$MATLABROOT/runtime/maci64&quot; -lmwmclmcrrt"
-		  MATLABMEX=""
-          LDEXT=".app" 
-		  LDTYPE=""
-        />  
-    </client>
-    <locationFinder>
-        <!--Check for faulty DEVELOPER_DIR environment variable -->
-    	<DEVELOPER_DIR_CHECK> 
-        	<or> 
-        		<not> 
-        			<envVarExists name="DEVELOPER_DIR" /> 
-       			</not> 
-         			<dirExists name="$$" diagnostic="The environment variable DEVELOPER_DIR indicates a folder that does not exist. Please correct or delete this variable before using MEX." /> 
-   		   </or> 
-	</DEVELOPER_DIR_CHECK>
-         <!-- User needs to run "!sudo xcode-select -switch /Applications/Xcode.app/"
-         to configure xcrun.  This creates the file /usr/share/xcode-select/xcode_dir_path -->
-    <XCODE_DIR>
-            <and diagnostic="Xcode appears to be installed, but it has not been configured.  Run &quot;&lt;a href=&quot;matlab:system(['osascript -e ''do shell script ' char(34) 'xcode-select -switch /Applications/Xcode.app' char(34) ' with administrator privileges'''])&quot;&gt;osascript -e 'do shell script &quot;xcode-select -switch /Applications/Xcode.app&quot; with administrator privileges'&lt;/a&gt;&quot; to configure Xcode.  You must be an administrator of this computer to complete this action." >
-                <cmdReturns name="xcode-select -print-path" />
-                <dirExists name="$$" />
-            </and>
-        </XCODE_DIR>
-        <XCRUN_DIR>
-            <and>
-                <cmdReturns name="which xcrun" />
-                <dirExists name="$$" />
-            </and>
-        </XCRUN_DIR>
-        <!-- User needs to agree to license of the version (or higher) that we support -->
-        <XCODE_AGREED_VERSION>
-            <and diagnostic="Xcode is installed, but its license has not been accepted. Run Xcode and accept its license agreement." >
-                <or>
-                    <cmdReturns name="defaults read com.apple.dt.Xcode IDEXcodeVersionForAgreedToGMLicense"/>
-                    <cmdReturns name="defaults read /Library/Preferences/com.apple.dt.Xcode IDEXcodeVersionForAgreedToGMLicense"/>
-                </or>
-                <cmdReturns name="&#10;agreed=$$ &#10; if echo $agreed | grep -E '[\.\&quot;]' >/dev/null; then &#10; lhs=`expr &quot;$agreed&quot; : '\([0-9]*\)[\.].*'` &#10;  rhs=`expr &quot;$agreed&quot; : '[0-9]*[\.]\(.*\)$'` &#10; if echo $rhs | grep -E '[\.&quot;]' >/dev/null; then &#10; rhs=`expr &quot;$rhs&quot; : '\([0-9]*\)[\.].*'` &#10; fi &#10; if [ $lhs -gt 4 ] || ( [ $lhs -eq 4 ] &amp;&amp; [ $rhs -ge 3 ] ); then &#10; echo $agreed &#10; else &#10; exit 1&#10; fi &#10; fi" />
-            </and>
-        </XCODE_AGREED_VERSION>
-        <ISYSROOT>
-            <and>
-                <cmdReturns name="xcode-select -print-path"/>
-                <or>
-                    <dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.9.sdk" />
-                    <dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.10.sdk" />
-					<dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.11.sdk" /> 
-                    <dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.12.sdk" /> 
-                    <cmdReturns name="find $$ -name MacOSX10.9.sdk" />
-                    <cmdReturns name="find $$ -name MacOSX10.10.sdk" />
-					<cmdReturns name="find $$ -name MacOSX10.11.sdk" />
-                    <cmdReturns name="find $$ -name MacOSX10.12.sdk" />
-                </or>
-            </and>
-        </ISYSROOT>
-        <SDKVER>
-            <and>
-                <and>
-                    <cmdReturns name="xcode-select -print-path"/>
-                    <or>
-                        <dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.9.sdk" />
-                        <dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.10.sdk" />
-						<dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.11.sdk" /> 
-                        <dirExists name="$$/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.12.sdk" /> 
-                        <cmdReturns name="find $$ -name MacOSX10.9.sdk" />
-                        <cmdReturns name="find $$ -name MacOSX10.10.sdk" />
-						<cmdReturns name="find $$ -name MacOSX10.11.sdk" />
-                        <cmdReturns name="find $$ -name MacOSX10.12.sdk" />
-                    </or>
-                </and>
-                <cmdReturns name="echo $$ | rev | cut -c1-10 | rev | egrep -oh '[0-9]+\.[0-9]+'" />
-            </and>
-        </SDKVER>
-    </locationFinder>
-</config>