pub unsafe extern "C" fn EC_POINT_point2buf(
group: *const ec_group_st,
point: *const ec_point_st,
form: u32,
pbuf: *mut *mut u8,
ctx: *mut bignum_ctx,
) -> usize
pub unsafe extern "C" fn EC_POINT_point2buf(
group: *const ec_group_st,
point: *const ec_point_st,
form: u32,
pbuf: *mut *mut u8,
ctx: *mut bignum_ctx,
) -> usize