Function fitsio_sys::ffgkne

pub unsafe extern "C" fn ffgkne(
    fptr: *mut fitsfile, 
    keyname: *const c_char, 
    nstart: c_int, 
    nmax: c_int, 
    value: *mut f32, 
    nfound: *mut c_int, 
    status: *mut c_int
) -> c_int