Conrad Meyer eb7e125e58 nextboot(8): Fix behavior on non-ZFS /boot systems
Fix unquoted test for an empty value, which broke nextboot(8) on non-ZFS /boot
systems after r365938.

Discussed with:	allanjude, tsoome
X-MFC-With:	r365938
2020-09-23 17:04:27 +00:00
..