ngx_event_pipe_output_filter_pt   20 event/ngx_event_pipe.h typedef ngx_int_t (*ngx_event_pipe_output_filter_pt)(void *data,
ngx_event_pipe_output_filter_pt   46 event/ngx_event_pipe.h     ngx_event_pipe_output_filter_pt   output_filter;
ngx_event_pipe_output_filter_pt 2204 http/ngx_http_upstream.c     p->output_filter = (ngx_event_pipe_output_filter_pt) ngx_http_output_filter;