ngx_http_sub_filter_module

src/http/ngx_http_request.h

diff --git a/src/http/ngx_http_request.h b/src/http/ngx_http_request.h
index aac828a..414efd7 100644
--- a/src/http/ngx_http_request.h
+++ b/src/http/ngx_http_request.h
@@ -124,7 +124,8 @@
 #define NGX_HTTP_WRITE_BUFFERED            0x10
 #define NGX_HTTP_GZIP_BUFFERED             0x20
 #define NGX_HTTP_SSI_BUFFERED              0x01
-#define NGX_HTTP_COPY_BUFFERED             0x02
+#define NGX_HTTP_SUB_BUFFERED              0x02
+#define NGX_HTTP_COPY_BUFFERED             0x04
 
 
 typedef enum {