=== Advanced setup ===
Alternatively, if one of the prebuilt host utilities packages is not appropriate for you or does not work, you can fetch the host utils by using the '''getxre''' utility that comes with [[Mobile/Fennec/Android/GDB|JimDB]]. This utility will download the correct binaries for your host machine, and set the appropriate permissions. You should prefer the prebuilt host utilities because they are more likely to be tested and are significantly smaller downloads than the intermediate packages downloaded by <tt>getxre</tt>. (<tt>getxre</tt> does what the [[Packaging_Android_host_utilities|packaging instructions]] describe, except it has not been updated for current Firefox package structure on Mac OS X.) In the following stanza, replace <tt>$DIR</tt> with an output directory, such as <tt>~/.mozbuild/host-utils</tt>.
wget https://github.com/darchons/android-gdbutils/raw/master/python/getxre.py
python getxre.py -d $DIR
export MOZ_HOST_BIN=$DIR/bin
Alternatively, you can build desktop Firefox with a mozconfig which might be as simple as:
