SMB_READ_COMMAND
(SMB_READ_COMMAND((rd_sr)->sr_request_buf) == SMB_COM_NT_CANCEL)
(SMB_READ_COMMAND((rd_sr)->sr_request_buf) == \
(SMB_READ_COMMAND((rd_sr)->sr_request_buf) == SMB_COM_NEGOTIATE)
(SMB_READ_COMMAND((rd_sr)->sr_request_buf) == SMB_COM_TREE_CONNECT_ANDX)