Update config.sh

Author: Jeff Whitaker

config.sh

@@ -125,12 +125,13 @@ function build_hdf5 {
     export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$BUILD_PREFIX/lib 
     ./configure --without-szlib --prefix=$BUILD_PREFIX --enable-threadsafe --enable-unsupported --with-pthread=yes --enable-build-mode=production  --host=aarch64-apple-darwin --enable-tests=no
     ls -l
-    #mkdir -p native-build/bin
-    #cd native-build/bin
-    #CFLAGS= $CC ../../src/H5detect.c -I ../../src/ -o H5detect
-    #CFLAGS= $CC ../../src/H5make_libsettings.c -I ../../src/ -o H5make_libsettings
-    #cd ..
-    #export PATH=$(pwd)/native-build/bin:$PATH
+    mkdir -p native-build/bin
+    cd native-build/bin
+    CC=clang
+    CFLAGS= $CC ../../src/H5detect.c -I ../../src/ -o H5detect
+    CFLAGS= $CC ../../src/H5make_libsettings.c -I ../../src/ -o H5make_libsettings
+    cd ..
+    export PATH=$(pwd)/native-build/bin:$PATH
     make -j4
     make install
     cd ..