* cl_guid for semi-reliable server authentication (from tjw)

code/qcommon/qcommon.h

@@ -729,6 +729,7 @@ void 		Com_Quit_f( void );
 int			Com_EventLoop( void );
 int			Com_Milliseconds( void );	// will be journaled properly
 unsigned	Com_BlockChecksum( const void *buffer, int length );
+char		*Com_MD5File(const char *filename, int length);
 int			Com_HashKey(char *string, int maxlen);
 int			Com_Filter(char *filter, char *name, int casesensitive);
 int			Com_FilterPath(char *filter, char *name, int casesensitive);