SetEnvIf Referer "^hoge\.hoge\.com/" ref_ok SetEnvIf Referer "^$" ref_ok <Files ~ "\.(gif|jpg|png|swf|3g2|wmv|mp3|avi|lzh|zip)$"> order deny,allow deny from all allow from env=ref_ok </Files>
と
SetEnvIf Accept-Language XX Lilith order allow,deny allow from all deny from env=Lilith
と
SetEnvIf User-Agent "YYYYYY" allow_ua order deny,allow deny from all allow from env=allow_ua