ngx_http_header_filter_init   14 src/http/ngx_http_header_filter_module.c static ngx_int_t ngx_http_header_filter_init(ngx_conf_t *cf);
ngx_http_header_filter_init   20 src/http/ngx_http_header_filter_module.c     ngx_http_header_filter_init,           /* postconfiguration */