$NetBSD$

--- number.h.orig	2009-11-14 01:25:54.000000000 +0100
+++ number.h
@@ -77,6 +77,7 @@ Number * atanNumber(Number *);
 
 Number * mulNumber(Number *, Number *);
 Number * divNumber(Number *, Number *);
+Number * modNumber(Number *, Number *);
 Number * addNumber(Number *, Number *);
 Number * subNumber(Number *, Number *);
 
