Solution : https://service.sap.com/sap/support/notes/217506 (SAP Service marketplace login required)
Key words : 
setting library path variable20/jun/00    4      applying sp01- sp04, solution   contents  date     section  description________________________________________________________________________19/sep/00    2      oracle database, sap b2b instance installation 4      post installation_______________________________________________________________________ 1 pre installation----------17/, /3 instance installation 4 post installation 5 miscellaneous---02/jun/00-------------plug-, sap note 30298220/jun/00    2      oracle database02/jun/00    5      plug-, setting library path variable------documentation correction, component     xx-ser-swfl-ship, ----------20/jun/00-----oracle database-------------------------- documentation error, documentation---oraclethe installation guide mentions, /oracle/<sapsid>/816_32/lib 64-bit 8
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