Drivers that depend on ISAPNP currently can't be built with
COMPILE_TEST. However, looking at isapnp.h, there are already
stubs there to allow drivers to include it even when isa
PNP is not supported.
So, remove such dependencies when COMPILE_TEST.
Acked-by: Takashi Iwai <email@example.com>
Signed-off-by: Mauro Carvalho Chehab <firstname.lastname@example.org>