nginx 0.3.58 *) Feature: the "error_page" directive supports the variables. *) Change: now the procfs interface instead of sysctl is used on Linux. *) Change: now the "Content-Type" header line is inherited from first response when the "X-Accel-Redirect" was used. *) Bugfix: the "error_page" directive did not redirect the 413 error. *) Bugfix: the trailing "?" did not remove old arguments if no new arguments were added to a rewritten URI. *) Bugfix: nginx could not run on 64-bit FreeBSD 7.0-CURRENT.

--- a/src/http/modules/perl/nginx.xs
+++ b/src/http/modules/perl/nginx.xs
@@ -116,10 +116,8 @@ send_http_header(r, ...)
         }
 
     } else {
-        if (r->headers_out.content_type.len == 0) {
-            if (ngx_http_set_content_type(r) != NGX_OK) {
-                XSRETURN_EMPTY;
-            }
+        if (ngx_http_set_content_type(r) != NGX_OK) {
+            XSRETURN_EMPTY;
         }
     }