/var/run/lvm and create it in rc.d/mountcritlocal. Fix dm control device
permissions to allow rw for operator.
Test if we are running lvm commands as operator and if that it's true do not
create vg backups and do not print confusing warning.
- Centralize CPPFLAGS for DM_DEVICE_{UID,GID,MODE}
- Make DM_DEVICE_GID operator DM_DEVICE_MODE 0640 to be more NetBSD like
- make all the code use DM_DEVICE_MODE instead of hard-coding.
- make sure that all mknod calls are followed by a chown call.