--- a/ext/bsdjail.h	Thu Nov 20 16:59:00 2008 +0000
+++ b/ext/bsdjail.h	Thu Nov 20 17:12:39 2008 +0000
@@ -1,14 +1,54 @@
+/*
+ *  bsdjail.h - Header for the bsdjail extension
+ *  $Id$
+ *  
+ *  Authors:
+ *    * Michael Granger <ged@FaerieMUD.org>
+ *    * Mahlon E. Smith <mahlon@martini.nu>
+ *  
+ *  Copyright (c) 2008, Michael Granger and Mahlon Smith
+ *  All rights reserved.
+ *  
+ *  Redistribution and use in source and binary forms, with or without
+ *  modification, are permitted provided that the following conditions are met:
+ *  
+ *    * Redistributions of source code must retain the above copyright notice,
+ *      this list of conditions and the following disclaimer.
+ *  
+ *    * Redistributions in binary form must reproduce the above copyright notice,
+ *      this list of conditions and the following disclaimer in the documentation
+ *      and/or other materials provided with the distribution.
+ *  
+ *    * Neither the name of the author/s, nor the names of the project's
+ *      contributors may be used to endorse or promote products derived from this
+ *      software without specific prior written permission.
+ *  
+ *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ *  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
+ *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ *  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ *  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ *  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *  
+ */
+
+#ifndef _BSDJAIL_H_
+#define _BSDJAIL_H_
 
 
-#include <stdlib.h>
 #include <stdio.h>
+#include <sys/param.h>
+#include <sys/jail.h>
+#include <sys/types.h>
+#include <unistd.h>
 
 #include <ruby.h>
 #include <intern.h>				/* For rb_dbl2big() */
 
-#include <link-grammar/link-includes.h>
-
-
 
 /* Debugging functions/macros */
 #ifdef HAVE_STDARG_PROTOTYPES
@@ -29,3 +69,6 @@
 #  define debugMsg(f) 
 #endif /* DEBUG */
 
+
+#endif /* _BSDJAIL_H_ */
+