Thank you for the help. Installation instruction given on sourceforge seems to be based on
gdbm source and I downloaded binary setup.exe but, anyway I have again read it and learnt
that it can be installed in any dir(specially the built after 2002).
I set the bin dir to PATH and tried to run with eclipse and this time it can't find
gdbm-dll.h. There is a gdbm.h in the include dir and defined the following in gdbm.h;