smb_ioc_session_t
smb_ioc_session_t ioc;
smb_server_session_close(smb_server_t *sv, smb_ioc_session_t *ioc)
smb_ioc_session_t ioc_session;
int smb_server_session_close(smb_server_t *, smb_ioc_session_t *);