Index: abi/include/abi/ipc/ipc.h
===================================================================
--- abi/include/abi/ipc/ipc.h	(revision 98cb5e0d438f111dd28c92d57d12c9aa74bd2f98)
+++ abi/include/abi/ipc/ipc.h	(revision d9ec808b547e5990edc7280d9d8399acd2a5d86f)
@@ -80,7 +80,4 @@
 #define IPC_CALLID_NOTIFICATION  2
 
-/* Return values from sys_ipc_call_async(). */
-#define IPC_CALLRET_FATAL      -1
-
 /* Macros for manipulating calling data */
 #define IPC_SET_RETVAL(data, retval)  ((data).args[0] = (retval))