There doesn't seem to be an auto-summary command in OSPF. Should'nt it apear here:
Router(config)#router ospf 10
Router(config-router)#?
exit Exit from routing protocol configuration mode
network Enable routing on an IP network
area OSPF area parameters
summary-address Configure IP address summaries
redistribute Redistribute information from another routing protocol
default-metric Set metric of redistributed routes
distribute-list Filter networks in routing updates
default-information Control distribution of default information
distance Control distribution of default information
passive-interface Suppress routing updates on an interface
neighbor Specify a neighbor router
