--- Net2/netinet/tcp_output.c	2018/04/24 18:03:54	1.1.1.1
+++ Net2/netinet/tcp_output.c	2018/04/24 18:13:45	1.1.1.2
@@ -30,7 +30,8 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- *	@(#)tcp_output.c	7.22 (Berkeley) 8/31/90
+ *	from: @(#)tcp_output.c	7.22 (Berkeley) 8/31/90
+ *	tcp_output.c,v 1.3 1993/05/22 11:42:42 cgd Exp
  */
 
 #include "param.h"