diff --git a/sys/dev/ed/if_ed.c b/sys/dev/ed/if_ed.c
index 62ab97547593..6507153e9a0b 100644
--- a/sys/dev/ed/if_ed.c
+++ b/sys/dev/ed/if_ed.c
@@ -13,7 +13,7 @@
  *   the SMC Elite Ultra (8216), the 3Com 3c503, the NE1000 and NE2000,
  *   and a variety of similar clones.
  *
- * $Id: if_ed.c,v 1.84 1995/11/04 17:07:20 bde Exp $
+ * $Id: if_ed.c,v 1.85 1995/11/15 07:45:56 davidg Exp $
  */
 
 #include "ed.h"
@@ -21,6 +21,7 @@
 
 #include <sys/param.h>
 #include <sys/systm.h>
+#include <sys/conf.h>
 #include <sys/errno.h>
 #include <sys/ioctl.h>
 #include <sys/mbuf.h>
diff --git a/sys/i386/isa/if_ed.c b/sys/i386/isa/if_ed.c
index 62ab97547593..6507153e9a0b 100644
--- a/sys/i386/isa/if_ed.c
+++ b/sys/i386/isa/if_ed.c
@@ -13,7 +13,7 @@
  *   the SMC Elite Ultra (8216), the 3Com 3c503, the NE1000 and NE2000,
  *   and a variety of similar clones.
  *
- * $Id: if_ed.c,v 1.84 1995/11/04 17:07:20 bde Exp $
+ * $Id: if_ed.c,v 1.85 1995/11/15 07:45:56 davidg Exp $
  */
 
 #include "ed.h"
@@ -21,6 +21,7 @@
 
 #include <sys/param.h>
 #include <sys/systm.h>
+#include <sys/conf.h>
 #include <sys/errno.h>
 #include <sys/ioctl.h>
 #include <sys/mbuf.h>
diff --git a/sys/i386/isa/lpt.c b/sys/i386/isa/lpt.c
index 82c50e93bc0e..29055f85f6e5 100644
--- a/sys/i386/isa/lpt.c
+++ b/sys/i386/isa/lpt.c
@@ -46,7 +46,7 @@
  * SUCH DAMAGE.
  *
  *	from: unknown origin, 386BSD 0.1
- *	$Id: lpt.c,v 1.36 1995/11/04 17:07:35 bde Exp $
+ *	$Id: lpt.c,v 1.37 1995/11/14 09:56:43 phk Exp $
  */
 
 /*
@@ -104,6 +104,7 @@
 
 #include <sys/param.h>
 #include <sys/systm.h>
+#include <sys/conf.h>
 #include <sys/proc.h>
 #include <sys/user.h>
 #include <sys/buf.h>
diff --git a/sys/i386/isa/pcaudio.c b/sys/i386/isa/pcaudio.c
index 58f26bb2c3e6..d30e106de4d8 100644
--- a/sys/i386/isa/pcaudio.c
+++ b/sys/i386/isa/pcaudio.c
@@ -25,7 +25,7 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
- *	$Id: pcaudio.c,v 1.15 1995/09/08 11:07:53 bde Exp $
+ *	$Id: pcaudio.c,v 1.16 1995/11/04 13:23:36 bde Exp $
  */
 
 #include "pca.h"
@@ -33,6 +33,7 @@
 
 #include <sys/param.h>
 #include <sys/systm.h>
+#include <sys/conf.h>
 #include <sys/uio.h>
 #include <sys/ioctl.h>
 #include <sys/file.h>