求oracle8.1.7.0到oracle8.1.7.4的补丁

Question

http://apollo.solusoft.com/win/rdbms/81/p2492925_8170_WINNT.zip
http://apollo.solusoft.com/win/rdbms/81/p1711240_8171_WINNT.zip
http://apollo.solusoft.com/win/rdbms/81/p1887405_8171_WINNT.zip
http://apollo.solusoft.com/win/rdbms/81/p1882450_8172_WINNT.zip
http://apollo.solusoft.com/win/rdbms/81/p2189751_8173_WINNT.zip
http://apollo.solusoft.com/win/rdbms/81/p2376472_8174_WINNT.zip