patches rather than altering custom tarball so as to keep the tarball as
close to FSF's source as possible.
Add application.mk convenience include to add to CPPFLAGS and LIBS enough
glue to use libiberty in a gcc-based app compile.
functions. The functions in liberty are normally included, as needed, by
GNU packages to make up for functions not found in the operating
system. This copy of liberty has been extracted from the gcc-3.4.0
release distribution.