Others have probably done this more recently than I, but the last time I built a cross-compiler for the m68k, I used: gzip gcc-xyzzy.tar.gz |tar xvf - mkdir gcc-xyzzy-m68k cd gcc-xyzzy-m68k sh ../gcc-xyzzy/configure \ --host=sparc-sun-sunos4 \ --target=m68k-unknown-netbsd I hope that helps.