Bill Mahoney wrote: > which brings me back to... Where are they in the lib source? No amount > of grepping seems to find it. The doc's for GCC say that the runtime is > in the distribution sources, so I assume that is true. This is from a > brand new 4.3.2 install. As I said, glibc provides an implementation. glibc is not part of gcc. The runtime referred to is the compiler support runtime (i.e. libgcc, libstdc++, libgfortran, etc.) not libc. gcc does not include a C library. Brian