If you get something like this when running 'configure':

checking for DB2 library... checking for db_open in -ldb... no
no
checking for db.h... no
checking for Berkeley DB2... no
checking for Berkeley DB library... checking for dbopen... no
checking for dbopen in -ldb1... no
checking for dbopen in -ldb... no
no
checking for db_185.h... no
checking for Berkeley DB... no
checking for GDBM library... checking for gdbm_open... no
checking for gdbm_open in -lgdbm... no
no
checking for gdbm.h... no
checking for db... no
checking for MDBM library... checking for mdbm_set_chain... no
checking for mdbm_set_chain in -lmdbm... no
no
checking for mdbm.h... no
checking for db... no
configure: warning: skipping automatic checking for NDBM, must be manually enabled.
configure: warning: could not find suitable LDBM backend
configure: error: select appropriate LDBM options or disable

Just try adding --with-ldbm-apo=ndbm as a paramter for ./configure