Download uClibc 0.9.20.

Download the uClibc .config, uClibc.txt and needed patches from: http://leaf.cvs.sourceforge.net/leaf/src/bering-uclibc/configs/uclibc/0.9.20/

Please read uClibc.txt for special notes.

Extract the uClibc source and copy the .config file to the source directory

Apply the patches (if any) by doing:

gunzip patchname.gz -c | patch -p1

Build uClibc with:

make

Install the development environment (as root):

make install

This will install the header files, libraries, and the gcc wrapper into the directories defined in the config.