* config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
	* config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
	pthread_mutex_unlock): Remove.
	* config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
	* config/pa/t-pa64: Likewise.
	* config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
	shared libc if not linking against libpthread.
	* config/pa/pa-hpux11.h (LIB_SPEC): Likewise.

From-SVN: r169906