* sysdeps/mach/hurd/i386/init-first.c (init): Don't set __environ

* sysdeps/mach/hurd/i386/init-first.c (init): Don't set __environ

	here, before we might move the stack.
	(posixland_init): Set __libc_argc, __libc_argc, and __environ here.
	(init1): And not here.

	* sysdeps/i386/dl-machine.h (RTLD_START): Fix code broken by last
	change, to restore argc value in call-clobbered register after
	RTLD_START_SPECIAL_INIT, which will contain a call.

	* elf/dl-deps.c (_dl_map_object_deps): Fix size calculations for
	allocating and initializing L->l_initfini.

	* resolv/Makefile (headers): Add bits/netdb.h, so it gets installed.