* sysdeps/mach/configure.in: Check for <mach/machine/ndr_def.h>

* sysdeps/mach/configure.in: Check for <mach/machine/ndr_def.h>

	or <machine/ndr_def.h> and add -DNDR_DEF_HEADER=... to DEFINES.
	* sysdeps/mach/configure: Regenerated.
	* mach/mach_init.c [NDR_DEF_HEADER]: #include it.

	* hurd/hurdfault.c (_hurdsig_fault_init): Add a cast.

	* hurd/hurd/signal.h: Include <setjmp.h> for `jmp_buf' decl.

	* mach/msgserver.c (__mach_msg_server_timeout) [! MACH_RCV_LARGE]:
	Double MAX_SIZE and don't retry on MACH_RCV_TOO_LARGE.

	* sysdeps/mach/hurd/times.c
	[NO_CREATION_TIME] (startup_time): New static variable.
	[NO_CREATION_TIME] (times_init): New static function in __libc_subinit.
	(__times) [NO_CREATION_TIME]: Use startup_time in lieu of task
	creation_time from task_basic_info.
	(__times): Use __gettimeofday instead of __host_get_time.

	* hurd/intr-msg.c (_hurd_intr_rpc_mach_msg) [! MACH_MSG_TYPE_BIT]:
	Use untyped Mach IPC message format.

	* hurd/catch-exc.c: Include <assert.h>, missing from last change.