BOOL readField(cdbfapiPlus* handle, int recno, int fieldno);

Function readField() reads a single field to internal memory block.
After reading you can use functions getString(), getValue(), getDateTime(), getTicks(), getMemoBuf()

{
    // your code
    for( row = 0; row < recCount(dbf)-1; row++ )
    {
        readField(dbf, row, field);
        // your code
    }
}