Index: kernel/generic/include/ipc/sysipc.h
===================================================================
--- kernel/generic/include/ipc/sysipc.h	(revision f044e96c50752824a763e9b11ea00b026e7c0772)
+++ kernel/generic/include/ipc/sysipc.h	(revision 68c2e322fe139c566807fa33bbdd12c28034efa7)
@@ -40,7 +40,4 @@
 #include <typedefs.h>
 
-extern sysarg_t sys_ipc_call_sync_fast(sysarg_t, sysarg_t, sysarg_t,
-    sysarg_t, sysarg_t, ipc_data_t *);
-extern sysarg_t sys_ipc_call_sync_slow(sysarg_t, ipc_data_t *, ipc_data_t *);
 extern sysarg_t sys_ipc_call_async_fast(sysarg_t, sysarg_t, sysarg_t,
     sysarg_t, sysarg_t, sysarg_t);