1 files changed, 2 insertions, 0 deletions
diff --git a/bignum.h b/bignum.h
index 06fbd8b..4eed63e 100644
--- a/bignum.h
+++ b/bignum.h
@@ -89,7 +89,9 @@ extern char __cdecl__ big_mul(bignump dest, bignump multiplicand, bignump multip
 extern char __cdecl__ big_div(bignump dest, bignump dividend, bignump divisor);
 
 /* negation: b = -b, or b *= -1 */
+#if BIGNUM != BIGFLOAT
 extern void __fastcall__ big_negate(bignump b);
+#endif
 
 /* 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