func (t *BTTracer) AddKV(options []string, key, val string) []string {
	return options
}
func (t *BTTracer) AddKV(options []string, key, val string) []string {
	return options
}
func ( t * BTTracer ) AddKV ( options [ ] string , key , val string ) [ ] string { return options }
// See bcd.Tracer.AddKV().
See bcd . Tracer . AddKV () .