I'm trying to build GCC 3.3.3 on Red Hat Linux 7.3 but I get the error: /mnt/winD/linux/gcc-3.3.3/libffi/src/x86/ffi.c -o src/x86/ffi.o >/dev/null 2>&1 make[4]: *** No rule to make target `src/x86/sysv.S', needed by `src/x86/sysv.lo'. Stop. make[4]: Leaving directory `/home/will/build/i686-pc-linux-gnu/libffi' make[3]: *** [all-recursive] Error 1 make[3]: Leaving directory `/home/will/build/i686-pc-linux-gnu/libffi' make[2]: *** [all-recursive-am] Error 2 make[2]: Leaving directory `/home/will/build/i686-pc-linux-gnu/libffi' make[1]: *** [all-target-libffi] Error 2 make[1]: Leaving directory `/home/will/build' make: *** [bootstrap] Error 2 What is the problem? How can I fix it? ********** My source directory is: /mnt/win/linux/gcc3.3.3 My build directory is: /home/will/build My source directory is a FAT32 windows mounted directory. I issued the command '/mnt/win/linux/gcc3.3.3/configure' followed by 'make bootstrap -lean' in the directory /home/will/build/ **********