These functions ostensibly allowed parsing a recipe without bbappends
but this clearly hadn't been tested because a variable was unassigned in
both of them in that case.
(From OE-Core rev: d2bb9f08303bb120e811c03af2f5339e8f262cfa)
Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>