set_uint64_prop
set_uint64_prop(pool, ATTR_POOL_ID, guid);
set_uint64_prop(pool, ATTR_POOL_VERSION, version);
set_uint64_prop(pool, ATTR_POOL_USED, vs->vs_alloc);
set_uint64_prop(pool, ATTR_POOL_SIZE, vs->vs_space);
set_uint64_prop(pool, ATTR_POOL_REPLACEMENT_SIZE, vs->vs_rsize);
set_uint64_prop(pool, ATTR_POOL_READ_BYTES,
set_uint64_prop(pool, ATTR_POOL_WRITE_BYTES,
set_uint64_prop(pool, ATTR_POOL_READ_OPERATIONS,
set_uint64_prop(pool, ATTR_POOL_WRITE_OPERATIONS,
set_uint64_prop(pool, ATTR_POOL_READ_ERRORS, vs->vs_read_errors);
set_uint64_prop(pool, ATTR_POOL_WRITE_ERRORS, vs->vs_write_errors);
set_uint64_prop(pool, ATTR_POOL_CHECKSUM_ERRORS,
static void set_uint64_prop(xmlNodePtr, const char *, uint64_t);
set_uint64_prop(disk, ATTR_DISK_SIZE, dp->size);
set_uint64_prop(slice, ATTR_SLICE_SIZE, sp->size);
set_uint64_prop(slice, ATTR_SLICE_START, sp->start);