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diff --git a/ioq3-r437/src/botlib/l_libvar.h b/ioq3-r437/src/botlib/l_libvar.h
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+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code 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.
+
+Quake III Arena source code 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 Quake III Arena source code; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+
+/*****************************************************************************
+ * name:		l_libvar.h
+ *
+ * desc:		botlib vars
+ *
+ * $Archive: /source/code/botlib/l_libvar.h $
+ *
+ *****************************************************************************/
+
+//library variable
+typedef struct libvar_s
+{
+	char		*name;
+	char		*string;
+	int		flags;
+	qboolean	modified;	// set each time the cvar is changed
+	float		value;
+	struct	libvar_s *next;
+} libvar_t;
+
+//removes all library variables
+void LibVarDeAllocAll(void);
+//gets the library variable with the given name
+libvar_t *LibVarGet(char *var_name);
+//gets the string of the library variable with the given name
+char *LibVarGetString(char *var_name);
+//gets the value of the library variable with the given name
+float LibVarGetValue(char *var_name);
+//creates the library variable if not existing already and returns it
+libvar_t *LibVar(char *var_name, char *value);
+//creates the library variable if not existing already and returns the value
+float LibVarValue(char *var_name, char *value);
+//creates the library variable if not existing already and returns the value string
+char *LibVarString(char *var_name, char *value);
+//sets the library variable
+void LibVarSet(char *var_name, char *value);
+//returns true if the library variable has been modified
+qboolean LibVarChanged(char *var_name);
+//sets the library variable to unmodified
+void LibVarSetNotModified(char *var_name);
+