Solution : https://service.sap.com/sap/support/notes/99311 (SAP Service marketplace login required)
Key words : 
additional key words oracle patchespatch sets8, unsetenv optif relinking errors occur, svrmgr> @%oracle_home%/rdbms90/admin/catalog, specific platforms<z1>aix </>aix/8, tar nt platforms double click, \hkey_local_machine\software\oracle\nls_langthis stands, svrmgr> @$oracle_home/rdbms/admin/catalog, prerequisites solution current patch set 8, unix-platforms create directory copy, %oracle_home%/rdbms80/admin/catalog
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