set_xtal_freq : Ptr RtlSdrHandle -> Int -> Int -> PrimIO Int
get_xtal_freq : Ptr RtlSdrHandle -> Ptr Int -> Ptr Int -> PrimIO Int
set_center_freq : Ptr RtlSdrHandle -> Int -> PrimIO Int
get_center_freq : Ptr RtlSdrHandle -> PrimIO Int
set_freq_correction : Ptr RtlSdrHandle -> Int -> PrimIO Int
get_freq_correction : Ptr RtlSdrHandle -> PrimIO Int