ngx_stream_upstream_free_round_robin_peer  282 src/stream/ngx_stream_upstream_round_robin.c     s->upstream->peer.free = ngx_stream_upstream_free_round_robin_peer;
ngx_stream_upstream_free_round_robin_peer  134 src/stream/ngx_stream_upstream_round_robin.h void ngx_stream_upstream_free_round_robin_peer(ngx_peer_connection_t *pc,