new = cu_mount_listmntent ();
#elif HAVE_GETVFSSTAT || HAVE_GETFSSTAT
new = cu_mount_getfsstat ();
-#elif HAVE_GEN_GETMNTENT
+#elif HAVE_TWO_GETMNTENT || HAVE_GEN_GETMNTENT || HAVE_SUN_GETMNTENT
new = cu_mount_gen_getmntent ();
+#elif HAVE_SEQ_GETMNTENT
+# warn "This version of `getmntent' hat not yet been implemented!"
#elif HAVE_ONE_GETMNTENT
new = cu_mount_getmntent ();
#else