# gcc -v
Using built-in specs.
Target: i486-pc-linux-gnu
Configured with: /var/tmp/portage/sys-devel/gcc-4.1.1-r3/work/gcc-4.1.1/configure --prefix=/usr --bindir=/usr/i486-pc-linux-gnu/gcc-bin/4.1.1 --includedir=/usr/lib/gcc/i486-pc-linux-gnu/4.1.1/include --datadir=/usr/share/gcc-data/i486-pc-linux-gnu/4.1.1 --mandir=/usr/share/gcc-data/i486-pc-linux-gnu/4.1.1/man --infodir=/usr/share/gcc-data/i486-pc-linux-gnu/4.1.1/info --with-gxx-include-dir=/usr/lib/gcc/i486-pc-linux-gnu/4.1.1/include/g++-v4 --host=i486-pc-linux-gnu --build=i486-pc-linux-gnu --disable-altivec --enable-nls --without-included-gettext --with-system-zlib --disable-checking --disable-werror --enable-secureplt --disable-libunwind-exceptions --disable-multilib --disable-libmudflap --disable-libssp --disable-libgcj --enable-languages=c,c++,fortran --enable-shared --enable-threads=posix --enable-__cxa_atexit --enable-clocale=gnu
Thread model: posix
gcc version 4.1.1 (Gentoo 4.1.1-r3)