# README
This is from github.com/coredns/coredns/plugin/pkg/edns/
# Functions
SetSizeAndDo adds an OPT record that the reflects the intent from request.
SetSupportedOption adds a new supported option the set of EDNS0 options that we support.
Size returns a normalized size based on proto.
SupportedOption returns true if the option code is supported as an extra EDNS0 option.
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Version checks the EDNS version in the request.