* corelow.c (core_has_fake_pid): New.

	* corelow.c (core_has_fake_pid): New.
	(core_close): Clear it.
	(add_to_thread_list): Fake a pid if one is not found on a Solaris
	core.  Add the inferior here.  Always add the thread, don't use
	thread_change_ptid.
	(core_open): Don't add the main thread or the inferior here unless
	we find that the core had no .reg/NN sections.
	(get_core_register_section): Handle Solaris cores with fake pids.