Lock-Info Header
LockInfo = “Lock-Info” “:” DAVLockType SP DAVLockScope
DAVLockType = “LockType” “=“ DAVLockTypeValue
DAVLockTypeValue = (“Write”
DAVLockScope = “LockScope” “=“ DAVLockScopeValue
DAVLockScopeValue = (“Exclusive” | “Shared” | *(uchar | reserved))
Allows the access type and mode type to be specified, with room for expansion