public static <T, U> ToIntBiFunction<T, U> toIntBiFunction(CheckedToIntBiFunction<T, U> function) {
        return Unchecked.toIntBiFunction(function, Unchecked.RETHROW_ALL);
    }
Wrap a {@link CheckedToIntBiFunction} in a {@link ToIntBiFunction}.
jOOL-java-8/src/main/java/org/jooq/lambda/Sneaky.java