@@ -1413,10 +1413,15 @@
 		# include <sys/types.h>
 		#endif
 		#ifdef HAVE_NET_IF_DL_H
 		# include <net/if_dl.h>
 		#endif
+	])
+	AC_CHECK_TYPES([struct lifconf], [], [], [
+		#ifdef HAVE_NET_IF_H
+		# include <net/if.h>
+		#endif
 	])
 	AC_CHECK_MEMBERS([struct ifreq.ifr_hwaddr], [], [], [
 		#ifdef HAVE_NET_IF_H
 		# include <net/if.h>
 		#endif