operation_prep
if ((err = operation_prep(handle)) != Z_OK)
if ((error = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK) {
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)
if ((err = operation_prep(handle)) != Z_OK)