const time.Nanosecond

12 uses

	time (current package)
		format.go#L1359: 	"ns": int64(Nanosecond),
		time.go#L602: 	Nanosecond  Duration = 1
		time.go#L603: 	Microsecond          = 1000 * Nanosecond

	github.com/aws/aws-sdk-go/aws
		convert_types.go#L872: 	return t.UnixNano() / int64(time.Millisecond/time.Nanosecond)

	github.com/golang/protobuf/ptypes
		duration.go#L33: 		d += time.Duration(dur.Nanos) * time.Nanosecond

	github.com/prometheus/common/model
		time.go#L32: 	nanosPerTick = int64(minimumTick / time.Nanosecond)

	google.golang.org/grpc/balancer/grpclb
		grpclb.go#L59: 	return time.Duration(d.Seconds)*time.Second + time.Duration(d.Nanos)*time.Nanosecond

	google.golang.org/grpc/internal/grpcutil
		encode_duration.go#L46: 	if d := div(t, time.Nanosecond); d <= maxTimeoutValue {

	google.golang.org/grpc/internal/transport
		http_util.go#L411: 		return time.Nanosecond, true

	google.golang.org/protobuf/types/known/durationpb
		duration.pb.go#L181: 	d += time.Duration(nanos) * time.Nanosecond

	os
		exec_unix.go#L101: 	return time.Duration(p.rusage.Utime.Nano()) * time.Nanosecond
		exec_unix.go#L105: 	return time.Duration(p.rusage.Stime.Nano()) * time.Nanosecond