Index: kernel/generic/include/ipc/ipc.h
===================================================================
--- kernel/generic/include/ipc/ipc.h	(revision 98cb5e0d438f111dd28c92d57d12c9aa74bd2f98)
+++ kernel/generic/include/ipc/ipc.h	(revision 474c68b035efbc94a86c767f8dd6133e1652189e)
@@ -112,5 +112,5 @@
 } ipc_data_t;
 
-typedef struct {
+typedef struct call {
 	kobject_t *kobject;
 
Index: kernel/generic/include/ipc/ipcrsc.h
===================================================================
--- kernel/generic/include/ipc/ipcrsc.h	(revision 98cb5e0d438f111dd28c92d57d12c9aa74bd2f98)
+++ kernel/generic/include/ipc/ipcrsc.h	(revision 474c68b035efbc94a86c767f8dd6133e1652189e)
@@ -40,5 +40,4 @@
 #include <cap/cap.h>
 
-extern call_t *get_call(sysarg_t);
 extern cap_handle_t phone_alloc(task_t *);
 extern bool phone_connect(cap_handle_t, answerbox_t *);