* configure.in (all_headers, all_lib2funcs): Remove.
	* configure: Regenerate.
	* Makefile.in (LANG_EXTRA_HEADERS): Remove.
	(USER_H): Don't include $(LANG_EXTRA_HEADERS).
	* config/alpha/t-interix (USER_H): Don't include
	$(LANG_EXTRA_HEADERS).
	* config/i386/t-interix: Likewise.
	* config/t-openbsd: Likewise.

From-SVN: r48222