[filebench/f16] (4 commits) ...fix build on secondary arches

[Dan Horák]

Summary of changes:

  5c87135... make dofile global, which fix compile error (*)
  01ada87... update spec (*)
  02db5c6... add bison to BR (*)
  801ef67... fix build on secondary arches (*)

(*) This commit already existed in another branch; no separate mail sent