ion recipe breakage #2

gistfile1.txt

repo - building ion
cook - ion build
   Compiling ion-shell v1.0.0-alpha (file:///home/robin/work/repos/redox/src/cookbook/recipes/ion/build)
error[E0425]: cannot find value `last_pid` in this scope
   --> src/lib/sys/redox.rs:219:36
    |
219 |                         if pid == (last_pid as usize) {
    |                                    ^^^^^^^^ not found in this scope

warning: unused import: `self::redox::*`
 --> src/lib/shell/plugins/library_iter/mod.rs:4:16
  |
4 | pub(crate) use self::redox::*;
  |                ^^^^^^^^^^^^^^
  |
  = note: #[warn(unused_imports)] on by default

warning: unused import: `self::library_iter::*`
 --> src/lib/shell/plugins/mod.rs:6:16
  |
6 | pub(crate) use self::library_iter::*;
  |                ^^^^^^^^^^^^^^^^^^^^^

error[E0308]: mismatched types
   --> src/lib/shell/pipe_exec/job_control.rs:152:42
    |
152 |         self_sys::watch_foreground(self, pids, command)
    |                                          ^^^^ expected i32, found u32
    |
    = note: expected type `std::vec::Vec<i32>`
               found type `std::vec::Vec<u32>`

error: aborting due to 2 previous errors

error: Could not compile `ion-shell`.

To learn more, run the command again with --verbose.
./repo.sh failed.make: *** [mk/filesystem.mk:12: build/filesystem.bin] Error 1