Those tunnables have custom initialisation and are not to be set via the
generalized mean in the kernel.
No functional change intended.
Fixes: ee49c5d33d93 carp: turn net.inet.carp.allow into a RW tunable
Fixes: c560df6f12f1 This is an implementation of the client side of TCP Fast Open (TFO)With recent change D39638, the flag CTLFLAG_VNET can no longer prevent kernel from fetching value from kernel environment, mark vnet loader tunnables with CTLFLAG_NOFETCH to restore the previous behavior.
Fixes: D39638 sysctl(9): Enable vnet sysctl variables to be loader tunable
MFC after: 1 week