Ignore untagged responses when fetching BODYSTRUCTURE (patch by B. Johannessen)

program/lib/imap.inc

@@ -2575,6 +2575,8 @@ function iil_C_FetchStructureString(&$conn, $folder, $id) {
 			do {
 				$line = iil_ReadLine($fp, 5000);
 				$line = iil_MultLine($fp, $line);
+				list(, $index, $rest) = explode(' ', $line);
+				if ($index == $id || preg_match("/^$key/", $line))
 					$result .= $line;
 			} while (!preg_match("/^$key/", $line));