The actual fix as been done by "pkglint -F */*/buildlink3.mk", and was
reviewed manually.
There are some .include lines that still are indented with zero spaces
although the surrounding .if is indented. This is existing practice.
An open source hardware project to build a Software Defined Radio
(SDR) peripheral.
HackRF was designed to be the most widely useful SDR peripheral that
can be manufactured at a low cost. See
http://greatscottgadgets.com/hackrf/