* som.h (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY,
	ASM_WEAKEN_LABEL, GTHREAD_USE_WEAK): Define.
	* pa.h (TARGET_SOM_SDEF): Define.
	* pa-hpux11.h (TARGET_SOM_SDEF): Define.
	* config/os/hpux/os_defines.h (_GLIBCPP_GTHREAD_USE_WEAK): Define for
	__hppa__.

From-SVN: r61372