Install gcc by running the following commands: export CC=cc && unset CFLAGS unset CXXFLAGS export PATH_HOLD=$PATH && export PATH=/usr/src/gnat/bin:$PATH && mkdir ../gcc-build && cd ../gcc-build && ../gcc-&gcc-version;/configure --prefix=/usr --enable-shared \ --enable-languages=c,c++,objc,f77,ada,java --enable-threads=posix \ --with-slibdir=/lib --enable-__cxa_atexit --enable-clocale=gnu && cd ../gcc-&gcc-version;/gcc/ada && touch treeprs.ads [es]info.h nmake.ad[bs] && cd /usr/src/gcc-build && make bootstrap && cd gcc && make gnatlib_and_tools && cd .. && make install-no-fixedincludes && export PATH=$PATH_HOLD