On Mon, 2009-12-14 at 10:06 +0000, cpdev@xxxxxxxxxxxxxxxxxxxxx wrote: > checking for the correct version of mpc.h... no > configure: error: Building GCC requires GMP 4.2+, MPFR 2.3.2+ and MPC 0.8.0+. > Try the --with-gmp, --with-mpfr and/or --with-mpc options to specify > their locations. Source code for these libraries can be found at > their respective hosting sites as well as at > ftp://gcc.gnu.org/pub/gcc/infrastructure/. See also > http://gcc.gnu.org/install/prerequisites.html for additional info. If > you obtained GMP, MPFR and/or MPC from a vendor distribution package, > make sure that you have installed both the libraries and the header > files. They may be located in separate packages. Which wasn't available for Debian etch (4.0 - yes, I know, builder should really be upgraded...). Installed now by hand in /usr/local. Sorry for the inconvenience. Cheers, Mark