--- a
+++ b/pan/zoolib.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2000 Silicon Graphics, Inc.  All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * Further, this software is distributed without any warranty that it is
+ * free of the rightful claim of any third person regarding infringement
+ * or the like.  Any license provided herein, whether implied or
+ * otherwise, applies only to this software file.  Patent licenses, if
+ * any, provided herein do not apply to combinations of this program with
+ * other software, or any other product whatsoever.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ *
+ * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
+ * Mountain View, CA  94043, or:
+ *
+ * http://www.sgi.com
+ *
+ * For further information regarding this notice, see:
+ *
+ * http://oss.sgi.com/projects/GenInfo/NoticeExplan/
+ *
+ */
+/* $Id: zoolib.h,v 1.1 2000/09/14 21:54:44 nstraz Exp $ */
+#ifndef ZOOLIB_H
+#define ZOOLIB_H
+
+#include <stdio.h>
+#include <sys/types.h>
+#include <unistd.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <sys/signal.h>
+
+#ifdef NANNY
+#define EXTERN
+#else
+#define EXTERN extern
+#endif
+
+EXTERN int rec_signal;	/* received signal */
+EXTERN int send_signal;	/* signal to send */
+
+extern int errno;
+#ifndef linux
+extern char *sys_errlist[];
+#endif
+#define SYSERR sys_errlist[errno]
+
+int lock_file( FILE *fp, short ltype, char **errmsg );
+FILE *open_file( char *file, char *mode, char **errmsg );
+
+void wait_handler();
+
+char *zoo_active( void );
+int write_active( FILE *fp, char *name, char **errmsg );
+int clear_active( FILE *fp, pid_t me, char **errmsg );
+int write_active_args( FILE *fp, pid_t pid, char *name, int argc, char **argv, char **errmsg );
+int seek_file( FILE *fp, long int offset, int whence, char **errmsg );
+char *cat_args(int argc, char **argv, char **errmsg);
+
+#endif /* ZOOLIB_H */