pub unsafe extern "C" fn getfvn_c(
inst: *mut ConstSpiceChar,
room: SpiceInt,
shalen: SpiceInt,
fralen: SpiceInt,
shape: *mut SpiceChar,
frame: *mut SpiceChar,
bsight: *mut SpiceDouble,
n: *mut SpiceInt,
bounds: *mut [SpiceDouble; 3],
)