MFp4 @229479:

- Add new request (IMSG_SEND_PACKET) that will be handled by privileged process.
- Add $FreeBSD$.

Reviewed by:	brooks
Sponsored by:	The FreeBSD Foundation

sbin/dhclient/privsep.h

@@ -14,6 +14,8 @@
  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN
  * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
  * OF OR IN CONNECTION WITH THE USE, ABUSE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * $FreeBSD$
  */
 
 #include <sys/types.h>
@@ -33,7 +35,8 @@ enum imsg_code {
 	IMSG_SCRIPT_INIT,
 	IMSG_SCRIPT_WRITE_PARAMS,
 	IMSG_SCRIPT_GO,
-	IMSG_SCRIPT_GO_RET
+	IMSG_SCRIPT_GO_RET,
+	IMSG_SEND_PACKET
 };
 
 struct imsg_hdr {