the filesystem type number assigned by the kernel
.It vfc_refcount
the number of active mount points using the filesystem
-.It vfc_flags
-flag bits as described in
-.Xr getvfsent 3
.El
.Sh RETURN VALUES
.Rv -std getvfsbyname
.El
.Sh SEE ALSO
.Xr mount 2 ,
-.Xr getvfsent 3 ,
.Xr sysctl 3 ,
.Xr mount 8 ,
.Xr sysctl 8