try fix ln command

Author: harisont

bin/build-binary-dist.sh

@@ -46,7 +46,7 @@ if which >/dev/null python; then
         pyver=$(ls "$destdir$prefix/lib" | sed -n 's/^python//p')
         pydest="$destdir/Library/Python/$pyver/site-packages"
         mkdir -p "$pydest"
-        cp "$destdir$prefix/lib/python$pyver/site-packages"/pgf* "$pydest"
+        ln "$destdir$prefix/lib/python$pyver/site-packages"/pgf*.so "$pydest"
     fi
     popd
 else