mpi_resize
int mpi_resize(MPI a, unsigned nlimbs);
err = mpi_resize(a, limbno+1);
err = mpi_resize(quot, qsize);
err = mpi_resize(rem, rsize);
return mpi_resize(a, b);
err = mpi_resize(w, wsize);
if (mpi_resize(res, size) < 0)
if (mpi_resize(res, 1) < 0)
if (mpi_resize(w, 1) < 0)
if (mpi_resize(w, u->nlimbs + 1))