>> This is, unfortunately, the only "internal macro" POSIX requires to be
>> available for target rules, and I do want to keep the Makefile
>> POSIX-compatible. But this is at least a slight improvement.
>> ---
>> Makefile | 4 ++--
>> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> Reviewed-by: Cole Helbling <cole.e.helbling@outlook.com>

Committed as e718a97. :)