HelenOS sources

sys_ipc_call_async_fast   44 kernel/generic/include/ipc/sysipc.h extern sys_errno_t sys_ipc_call_async_fast(cap_phone_handle_t, sysarg_t,
sys_ipc_call_async_fast   93 kernel/generic/src/syscall/syscall.c 	[SYS_IPC_CALL_ASYNC_FAST] = (syshandler_t) sys_ipc_call_async_fast,