Probleme to install barkeley database

["Eudes LEDUCQ" <LEDUCQ@hec.fr>]

Hi every boby,
 
 
First my configuration :
 
 Serveur Linux red hat entreprise linux 3
 openLdap v2.2.26
 openssl    v 0.9.8
 bdb         v 4.3.29
 
My probleme
 
I have installed openssl, and barkeley database. But when i try to do a
./configure to install openLdap I have the folowwing error: 
 
checking for Berkeley DB link (default)... no
checking for Berkeley DB link (-ldb43)... no
checking for Berkeley DB link (-ldb-43)... no
checking for Berkeley DB link (-ldb-4.3)... no
checking for Berkeley DB link (-ldb-4-3)... no
checking for Berkeley DB link (-ldb42)... no
checking for Berkeley DB link (-ldb-42)... no
checking for Berkeley DB link (-ldb-4.2)... no
checking for Berkeley DB link (-ldb-4-2)... no
checking for Berkeley DB link (-ldb-4)... no
checking for Berkeley DB link (-ldb4)... no
checking for Berkeley DB link (-ldb)... no
checking for Berkeley DB link (-ldb41)... no
checking for Berkeley DB link (-ldb-41)... no
checking for Berkeley DB link (-ldb-4.1)... no
checking for Berkeley DB link (-ldb-4-1)... no
checking for Berkeley DB link (-ldb3)... no
checking for Berkeley DB link (-ldb-3)... no
checking for Berkeley DB link (-ldb2)... no
checking for Berkeley DB link (-ldb-2)... no
checking for Berkeley DB link (-ldb1)... no
checking for Berkeley DB link (-ldb-1)... no

configure: error: BDB/HDB: BerkeleyDB not available
 
but I have installed the database , I don't understand 
 
is some one can help me ?
 
Nota:
I'm sorry but my english is not very good.