[or-cvs] add missing prototype

[Roger Dingledine]

Update of /home/or/cvsroot/src/or
In directory moria.mit.edu:/home/arma/work/onion/cvs/src/or

Modified Files:
	or.h 
Log Message:
add missing prototype


Index: or.h
===================================================================
RCS file: /home/or/cvsroot/src/or/or.h,v
retrieving revision 1.63
retrieving revision 1.64
diff -u -d -r1.63 -r1.64
--- or.h	16 Apr 2003 06:18:30 -0000	1.63
+++ or.h	16 Apr 2003 16:17:27 -0000	1.64
@@ -501,6 +501,7 @@
 
 void circuit_dump_by_conn(connection_t *conn);
 
+void circuit_expire_unused_circuits(void);
 void circuit_launch_new(int failure_status);
 int circuit_create_onion(void);
 int circuit_establish_circuit(unsigned int *route, int routelen, char *onion,