# HG changeset patch
# User Igor Sysoev <igor@sysoev.ru>
# Date 1188401569 0
# Node ID 0f0ce9a8eee956e9866d89bb390229edde0fecc2
# Parent  8144200f6fa36a8c66bf1d0f7feb33f3cce37415
If-Modified-Since should be unique header line

diff --git a/src/http/ngx_http_request.c b/src/http/ngx_http_request.c
--- a/src/http/ngx_http_request.c
+++ b/src/http/ngx_http_request.c
@@ -75,7 +75,7 @@ ngx_http_header_t  ngx_http_headers_in[]
 
     { ngx_string("If-Modified-Since"),
                  offsetof(ngx_http_headers_in_t, if_modified_since),
-                 ngx_http_process_header_line },
+                 ngx_http_process_unique_header_line },
 
     { ngx_string("User-Agent"), offsetof(ngx_http_headers_in_t, user_agent),
                  ngx_http_process_header_line },