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