(AndOr OP_AND_IF
  (Com {[LIT_CHARS cd]} {[LIT_CHARS build/system-image-] [DQ [VarSub 1]]})
  (Com {[LIT_CHARS ./dev-environment.sh]}
    more_env=[('PATH', {[DQ [ComSub (Com {[LIT_CHARS pwd]})][LIT_CHARS "/build/host:"][VarSub PATH]]})]
  )
)