-/* $Cambridge: exim/src/src/expand.c,v 1.73 2006/12/05 11:35:28 ph10 Exp $ */
+/* $Cambridge: exim/src/src/expand.c,v 1.74 2006/12/24 12:12:05 magnus Exp $ */
/*************************************************
* Exim - an Internet mail transport agent *
conditions that compare numbers do not start with a letter. This just saves
checking for them individually. */
- if (!isalpha(name[0]))
+ if (!isalpha(name[0]) && yield != NULL)
{
num[i] = expand_string_integer(sub[i], FALSE);
if (expand_string_message != NULL) return NULL;