* emultempl/sunos.em (gld${EMULATION_NAME}_find_so): Move

	* emultempl/sunos.em (gld${EMULATION_NAME}_find_so): Move
	directory searching code into gld${EMULATION_NAME}_search_dir.
	(gld${EMULATION_NAME}_search_dir): New static function, extracted
	from gld${EMULATION_NAME}_find_so.
	(global_needed, global_found): New static variables.
	(gld${EMULATION_NAME}_after_open): New static function.
	(gld${EMULATION_NAME}_search_needed): New static function.
	(gld${EMULATION_NAME}_try_needed): New static function.
	(gld${EMULATION_NAME}_check_needed): New static function.
	(ld_${EMULATION_NAME}_emulation): Use new after_open function.
	* ld.texinfo, ld.1: Mention -rpath-link on SunOS.