fix big_negate, allow lowercase z in firm name, tighten up bigfloat.s

1 files changed, 2 insertions, 2 deletions

diff --git a/bignum.h b/bignum.h
index 4bf754c..535ea65 100644
--- a/bignum.h
+++ b/bignum.h
@@ -79,8 +79,8 @@ extern char __cdecl__ big_sub(bignump dest, bignump minuend, bignump subtrahend)
 extern char __cdecl__ big_mul(bignump dest, bignump multiplicand, bignump multiplier);
 extern char __cdecl__ big_div(bignump dest, bignump dividend, bignump divisor);
 
-/* negation: dest = src * -1, or dest = -src if you prefer. */
-extern void __fastcall__ big_negate(bignump dest, bignump src);
+/* negation: b = -b, or b *= -1 */
+extern void __fastcall__ big_negate(bignump b);
 
 /* returns true if the bank is maxed out. We do this by checking the exponent
 	byte, so the "max" is tied to the bignum implementation, which is why its