header_sent      2066 http/modules/ngx_http_ssi_filter_module.c     if (!r->header_sent) {
header_sent       173 http/ngx_http_header_filter_module.c     if (r->header_sent) {
header_sent       177 http/ngx_http_header_filter_module.c     r->header_sent = 1;
header_sent       505 http/ngx_http_request.h     unsigned                          header_sent:1;
header_sent      1440 http/ngx_http_upstream.c     if (u->header_sent) {
header_sent      2039 http/ngx_http_upstream.c     u->header_sent = 1;
header_sent      3015 http/ngx_http_upstream.c     if (u->header_sent
header_sent       312 http/ngx_http_upstream.h     unsigned                         header_sent:1;