Add some ifdefs around fields only used for blackbird support, similar to the
way the dvb fields are only included with dvb support.
Signed-off-by: NTrent Piepho <xyzzy@speakeasy.org>
Reviewed-by: NMichael Krufky <mkrufky@linuxtv.org>
Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>