Lua BitOps
From Spring
Bit Operators
math.bit_and
( int a1 [, int a2 [, ... ] ] ) -> int i
math.bit_or
( int a1 [, int a2 [, ... ] ] ) -> int i
math.bit_xor
( int a1 [, int a2 [, ... ] ] ) -> int i
math.bit_inv
( int a1 ) -> int i
math.bit_bits (result = result | (1 << aX);)
( int a1 [, int a2 [, ... ] ] ) -> int i
