bfd/

	bfd/
	* bfd-in.h (STRING_COMMA_LEN): Don't handle NULL STR case.
	* bfd-in2.h: Regenerate.

	ld/
	* pe-dll.c (autofilter_symbollist_generic)
	(autofilter_symbollist_i386, autofilter_liblist)
	(autofilter_objlist, autofilter_symbolprefixlist)
	(autofilter_symbolsuffixlist): Don't use STRING_COMMA_LEN with
	NULL.