pub unsafe extern "C" fn EC_POINT_point2hex(
arg1: *const ec_group_st,
arg2: *const ec_point_st,
form: u32,
arg3: *mut bignum_ctx,
) -> *mut i8
pub unsafe extern "C" fn EC_POINT_point2hex(
arg1: *const ec_group_st,
arg2: *const ec_point_st,
form: u32,
arg3: *mut bignum_ctx,
) -> *mut i8