// logic.asm:	WORD p_xor, 'XOR',fasm

anchor:p_xor[]

=== Word: XOR

....
Data stack: ( v1 v2 -- v3 )
....

"XOR" is a function word that replaces a value pair with their bitwise
exclusion; each bit is 1 if the corresponding bits of the two operands
differ and 0 if not.