diff --git a/contrib/pf/authpf/authpf.c b/contrib/pf/authpf/authpf.c
--- a/contrib/pf/authpf/authpf.c
+++ b/contrib/pf/authpf/authpf.c
@@ -16,9 +16,6 @@
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
 #include <sys/types.h>
 #include <sys/file.h>
 #include <sys/ioctl.h>
diff --git a/contrib/pf/ftp-proxy/ftp-proxy.c b/contrib/pf/ftp-proxy/ftp-proxy.c
--- a/contrib/pf/ftp-proxy/ftp-proxy.c
+++ b/contrib/pf/ftp-proxy/ftp-proxy.c
@@ -16,9 +16,6 @@
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
 #include <sys/queue.h>
 #include <sys/types.h>
 #include <sys/time.h>
diff --git a/contrib/pf/pflogd/pflogd.c b/contrib/pf/pflogd/pflogd.c
--- a/contrib/pf/pflogd/pflogd.c
+++ b/contrib/pf/pflogd/pflogd.c
@@ -30,9 +30,6 @@
  * POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
 #include <sys/types.h>
 #include <sys/ioctl.h>
 #include <sys/file.h>
diff --git a/contrib/pf/pflogd/privsep.c b/contrib/pf/pflogd/privsep.c
--- a/contrib/pf/pflogd/privsep.c
+++ b/contrib/pf/pflogd/privsep.c
@@ -17,9 +17,6 @@
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
 #include <sys/types.h>
 #include <sys/time.h>
 #include <sys/socket.h>