--- /dev/null
+/*
+ OS Abstraction for serial interface.
+
+ Copyright (C) 2006 Robert Lipe, robertlipe@usa.net
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111 USA
+
+ */
+
+void *gbser_init(const char *name);
+void gbser_deinit (void *);
+int gbser_read(void *handle, char *ibuf, int sz);
+int gbser_setspeed(void *handle, unsigned speed);