match abs_path.path_relative_from(work_dir) {
Some(ref p) if p.is_relative() => {
// prepend "./" if necessary
- let dotdot = bytes!("..");
+ let dotdot = b"..";
let prefix = &[dotdot[0], ::std::path::SEP_BYTE];
let mut path_bytes = Vec::from_slice(p.as_vec());