add_to_iovec
add_to_iovec(vecs, index, maxVecs, (void*)array, fVolume->BlockSize());
add_to_iovec(vecs, index, maxVecs, data, fVolume->BlockSize());
static void add_to_iovec(generic_io_vec* vecs, uint32 &index, uint32 max,
add_to_iovec(fVecs, fVecCount, fPageCount,
add_to_iovec(vecs, vecCount, MAX_IO_VECS,
add_to_iovec(vecs, vecCount, MAX_IO_VECS,