Sorry for the noise, the dbm interface works, it only seems to insist on
filename ending in ".db". My file had no such ending, so dbm module
created a new empty database. Is this behavior built into the c library
or into the interface code (i know i could read the source)? 

-- 
Fritz Heinrichmeyer mailto:fritz.heinrichmeyer / fernuni-hagen.de
FernUniversitaet Hagen, LG ES, 58084 Hagen (Germany)
tel:+49 2331/987-1166 fax:987-355 http://www-es.fernuni-hagen.de/~jfh