> We also need to change to using libio in glibc, which requires a whole > bunch of work in the exec server. I don't know the difficulty level > of this change. All the work to switch to libio has already been done. We could do it any time we wanted to deal with the libc soname change. I have a plan whereby we should not have to change the libc soname again later when pthreads support gets added to glibc/hurd.