Fri Jun  7 05:44:54 CST 2002
	only one shared memory

Tue Jun  4 13:07:12 UTC 2002
	global variable move to var.c

Sun May 26 04:49:03 CST 2002
	new userlist.

Mon Apr 29 03:33:38 CST 2002:
	change getdata() constant to sizeof()