Date: Fri, 14 Dec 2001 14:38:58 -0800 To: tim Mann From: Wilkin Ng Subject: backend.c I fixed a bug where undo doesn't work anymore for single player. Attached is the fixed version of backend.c I will be on holiday till Jan 2. If you have any question regarding my patches, please email to my yahoo account wilkin_ng@yahoo.ca Happy holidays wilkin.