#define HAVE_VF_VLAN_PROTO
#endif /* >= 4.9.0 */
+#if (defined(RHEL_RELEASE_CODE) && \
+ (RHEL_RELEASE_VERSION(7, 5) <= RHEL_RELEASE_CODE))
+#define ndo_change_mtu ndo_change_mtu_rh74
+#endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0)
+#define HAVE_PCI_ENABLE_MSIX
+#endif
+
+#if defined(timer_setup) && defined(from_timer)
+#define HAVE_TIMER_SETUP
+#endif
+
#endif /* _KCOMPAT_H_ */