do not try to calculate icon avg color if GD is not present
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@ -424,7 +424,7 @@
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check_feed_favicon($site_url, $feed, $link);
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$favicon_file = ICONS_DIR . "/$feed.ico";
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if (file_exists($favicon_file)) {
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if (file_exists($favicon_file) && function_exists("imagecreatefromstring")) {
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require_once "colors.php";
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$favicon_color = db_escape_string(
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