internal/godebug.setting.nonDefaultOnce (field)
2 uses
internal/godebug (current package)
godebug.go#L69: nonDefaultOnce sync.Once
godebug.go#L122: s.nonDefaultOnce.Do(s.register)
The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)