--- client-src/sendbackup-dump.c.orig 2017-12-01 13:26:32 UTC
+++ client-src/sendbackup-dump.c
@@ -428,7 +428,7 @@ char *progname;
#endif
#ifdef __FreeBSD__
-# if defined(__FreeBSD_version) && (__FreeBSD_version >= 500043)
+# if defined(__FreeBSD_version) && (__FreeBSD_version >= 500043) && !defined(FreeBSD_NO_SNAPSHOT_DUMP)
# define FREEBSD_EXTRA_KEYS "bL"
# else
# define FREEBSD_EXTRA_KEYS "b"
