John Kelly added TFTP support to libcurl. A bunch of new error codes was

added. TODO: add them to docs. add TFTP server to test suite. add TFTP to
list of protocols whereever those are mentioned.

lib/tftp.h

@@ -0,0 +1,31 @@
+#ifndef __TFTP_H
+#define __TFTP_H
+
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2005, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ * $Id$
+ ***************************************************************************/
+#ifndef CURL_DISABLE_TFTP
+CURLcode Curl_tftp_connect(struct connectdata *conn, bool *done);
+CURLcode Curl_tftp(struct connectdata *conn, bool *done);
+CURLcode Curl_tftp_done(struct connectdata *conn, CURLcode);
+#endif
+#endif