makepkg: use last match in BUILDENV/OPTIONS array

Using the last match in the BUILDENV and OPTIONS arrays allows the
user to easily override these values without specifying the entire
array. For example add "BUILDENV+=(sign)" in ~/.makepkg.conf.

Fixes FS#26701.

Signed-off-by: Allan McRae <allan@archlinux.org>

0 files changed, 0 insertions, 0 deletions