patch #1821154, HTTP authentication: fix auth working with php/mod_fastcgi

ChangeLog

@@ -17,6 +17,8 @@ $HeadURL: https://phpmyadmin.svn.sourceforge.net/svnroot/phpmyadmin/trunk/phpMyA
 2.11.3.0 (not yet released)
 - patch #1818389 to remove a notice (failed to flush buffer), thanks to
   Bertrand
+- patch #1821154, HTTP authentication: fix auth working with php/mod_fastcgi,
+  thanks to yarodin
 
 2.11.2.0 (2007-10-27)
 - patch #1791576 HTTP auth: support REDIRECT_REMOTE_USER, thanks to Allard

libraries/auth/http.auth.lib.php

@@ -36,7 +36,9 @@ function PMA_auth()
     $server_message = preg_replace('/[^\x20-\x7e]/i', '', $server_message);
     header('WWW-Authenticate: Basic realm="phpMyAdmin ' . $server_message .  '"');
     header('HTTP/1.0 401 Unauthorized');
-    header('status: 401 Unauthorized');
+    if (php_sapi_name() !== 'cgi-fcgi') {
+	header('status: 401 Unauthorized');
+    }
 
     // Defines the charset to be used
     header('Content-Type: text/html; charset=' . $GLOBALS['charset']);