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diff --git a/amforth-6.5/msp430/words/negate.asm b/amforth-6.5/msp430/words/negate.asm
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+;C NEGATE x1 -- x2 two's complement
+ CODEHEADER(XT_NEGATE,6,"negate")
+ XOR #-1,TOS
+ ADD #1,TOS
+ NEXT