diff --git a/sys/dev/bce/if_bce.c b/sys/dev/bce/if_bce.c
index 24255770a618..7a9f8b97ddd1 100644
--- a/sys/dev/bce/if_bce.c
+++ b/sys/dev/bce/if_bce.c
@@ -1407,14 +1407,8 @@ bce_attach(device_t dev)
 		ifp->if_capabilities = BCE_IF_CAPABILITIES;
 	}
 
-#if __FreeBSD_version >= 800505
-	/*
-	 * Introducing IFCAP_LINKSTATE didn't bump __FreeBSD_version
-	 * so it's approximate value.
-	 */
 	if ((sc->bce_phy_flags & BCE_PHY_REMOTE_CAP_FLAG) != 0)
 		ifp->if_capabilities |= IFCAP_LINKSTATE;
-#endif
 
 	ifp->if_capenable = ifp->if_capabilities;
 
@@ -1490,13 +1484,8 @@ bce_attach(device_t dev)
 	/* Attach to the Ethernet interface list. */
 	ether_ifattach(ifp, sc->eaddr);
 
-#if __FreeBSD_version < 500000
-	callout_init(&sc->bce_tick_callout);
-	callout_init(&sc->bce_pulse_callout);
-#else
 	callout_init_mtx(&sc->bce_tick_callout, &sc->bce_mtx, 0);
 	callout_init_mtx(&sc->bce_pulse_callout, &sc->bce_mtx, 0);
-#endif
 
 	/* Hookup IRQ last. */
 	rc = bus_setup_intr(dev, sc->bce_res_irq, INTR_TYPE_NET | INTR_MPSAFE,
@@ -6801,14 +6790,9 @@ bce_rx_intr(struct bce_softc *sc)
 			DBRUN(sc->vlan_tagged_frames_rcvd++);
 			if (ifp->if_capenable & IFCAP_VLAN_HWTAGGING) {
 				DBRUN(sc->vlan_tagged_frames_stripped++);
-#if __FreeBSD_version < 700000
-				VLAN_INPUT_TAG(ifp, m0,
-				    l2fhdr->l2_fhdr_vlan_tag, continue);
-#else
 				m0->m_pkthdr.ether_vtag =
 				    l2fhdr->l2_fhdr_vlan_tag;
 				m0->m_flags |= M_VLANTAG;
-#endif
 			} else {
 				/*
 				 * bce(4) controllers can't disable VLAN
diff --git a/sys/dev/bce/if_bcereg.h b/sys/dev/bce/if_bcereg.h
index d9bd23ccfd16..ad2db2666ba3 100644
--- a/sys/dev/bce/if_bcereg.h
+++ b/sys/dev/bce/if_bcereg.h
@@ -490,18 +490,6 @@ default: DBPRINT(sc, BCE_INSANE_PHY,					\
 #endif /* BCE_DEBUG */
 
 
-#if __FreeBSD_version < 800054
-#if defined(__i386__) || defined(__amd64__)
-#define mb()    __asm volatile("mfence" ::: "memory")
-#define wmb()   __asm volatile("sfence" ::: "memory")
-#define rmb()   __asm volatile("lfence" ::: "memory")
-#else
-#define mb()
-#define rmb()
-#define wmb()
-#endif
-#endif
-
 /****************************************************************************/
 /* Device identification definitions.                                       */
 /****************************************************************************/
@@ -577,7 +565,6 @@ struct bce_type {
 /****************************************************************************/
 /* Byte order conversions.                                                  */
 /****************************************************************************/
-#if __FreeBSD_version >= 500000
 #define bce_htobe16(x) htobe16(x)
 #define bce_htobe32(x) htobe32(x)
 #define bce_htobe64(x) htobe64(x)
@@ -591,22 +578,6 @@ struct bce_type {
 #define bce_le16toh(x) le16toh(x)
 #define bce_le32toh(x) le32toh(x)
 #define bce_le64toh(x) le64toh(x)
-#else
-#define bce_htobe16(x) (x)
-#define bce_htobe32(x) (x)
-#define bce_htobe64(x) (x)
-#define bce_htole16(x) (x)
-#define bce_htole32(x) (x)
-#define bce_htole64(x) (x)
-
-#define bce_be16toh(x) (x)
-#define bce_be32toh(x) (x)
-#define bce_be64toh(x) (x)
-#define bce_le16toh(x) (x)
-#define bce_le32toh(x) (x)
-#define bce_le64toh(x) (x)
-#endif
-
 
 /****************************************************************************/
 /* NVRAM Access                                                             */
@@ -6336,14 +6307,9 @@ struct fw_info {
 #define BCE_IF_HWASSIST	(CSUM_TCP | CSUM_UDP)
 #endif
 
-#if __FreeBSD_version < 700000
-#define BCE_IF_CAPABILITIES (IFCAP_VLAN_MTU | 			\
-    IFCAP_VLAN_HWTAGGING | IFCAP_HWCSUM | IFCAP_JUMBO_MTU)
-#else
 #define BCE_IF_CAPABILITIES (IFCAP_VLAN_MTU |			\
     IFCAP_VLAN_HWTAGGING | IFCAP_HWCSUM |			\
     IFCAP_JUMBO_MTU | IFCAP_VLAN_HWCSUM)
-#endif
 
 #define BCE_MIN_MTU			60
 #define BCE_MIN_ETHER_MTU		64