ngx_http_upstream_init_pt 4477 http/ngx_http_upstream.c     ngx_http_upstream_init_pt       init;
ngx_http_upstream_init_pt   70 http/ngx_http_upstream.h typedef ngx_int_t (*ngx_http_upstream_init_pt)(ngx_conf_t *cf,
ngx_http_upstream_init_pt   77 http/ngx_http_upstream.h     ngx_http_upstream_init_pt        init_upstream;