Send User-Agent when confirming pingbacks. Props error. fixes #1713
git-svn-id: https://develop.svn.wordpress.org/trunk@2933 602fd350-edb4-49c9-b593-d223f7449a82
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@ -933,7 +933,7 @@ function wp_get_http_headers( $url ) {
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if ( !isset( $parts['port'] ) )
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$parts['port'] = 80;
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$head = "HEAD $file HTTP/1.1\r\nHOST: $host\r\n\r\n";
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$head = "HEAD $file HTTP/1.1\r\nHOST: $host\r\nUser-Agent: WordPress/" . $wp_version . " PHP/" . phpversion() . "\r\n";
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$fp = @fsockopen($host, $parts['port'], $err_num, $err_msg, 3);
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if ( !$fp )
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