2cc479d049
A rangelock KPI already exists on FreeBSD. Add a zfs_ prefix as per our convention to prevent any conflict with existing symbols. Reviewed-by: Igor Kozhukhov <igor@dilos.org> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Matt Macy <mmacy@FreeBSD.org> Closes #9402