Function fitsio_sys::ffgsv

pub unsafe extern "C" fn ffgsv(
    fptr: *mut fitsfile,
    datatype: c_int,
    blc: *mut c_long,
    trc: *mut c_long,
    inc: *mut c_long,
    nulval: *mut c_void,
    array: *mut c_void,
    anynul: *mut c_int,
    status: *mut c_int
) -> c_int