How to integrate postgresql to a c application.............

Hi to all..
I am new to postgresql..
I installed postgresql and pgaccess successfully...
Able to create tables and basic database operations..

I am developing a C application which need a database..
In corresponding windows application we are using CDAOdatabases...
We declared db,workspace and recordset.
And uses commands like db.open etc ..

And my question is how to integrate postgresql to c application ...Can any
one help me

Thanking in advance
With regards
smitha

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