Avoid potential hash collisions and increase efficiency by doing an exact comparison of the TDB before collapsing multiple updates.
Avoid potential hash collisions and increase efficiency by doing an exact
comparison of the TDB before collapsing multiple updates.

Another ipsec failover fix from Nathanael <list-openbsd-tech@polymorpheus.com>

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars