git_SHA1_Update(&obj_req->c, expn,
sizeof(expn) - obj_req->stream.avail_out);
} while (obj_req->stream.avail_in && obj_req->zret == Z_OK);
git_SHA1_Update(&obj_req->c, expn,
sizeof(expn) - obj_req->stream.avail_out);
} while (obj_req->stream.avail_in && obj_req->zret == Z_OK);