--- a/core/builtins/var.cif	Wed Sep 01 11:12:38 2010 +0100
+++ b/core/builtins/var.cif	Wed Sep 01 15:17:20 2010 +0100
@@ -64,6 +64,10 @@
 
 Subtracts the given value from the environment variable. Semantics as per add.
 
+==enum-value multiply
+
+Multiply the specified environment variable by the given value.
+
 ==argument string argument optional
 
 The argument to the operation.