* xcofflink.c (xcoff_link_add_symbols): Set the alignment power of

	* xcofflink.c (xcoff_link_add_symbols): Set the alignment power of
	the created .tc section to 2.
	(xcoff_mark): Don't keep a .loader reloc for a call to an
	undefined symbol when creating a shared library.
	(xcoff_build_ldsyms): When creating a shared library, generate
	global linkage code for a call to an undefined symbol.