Fixed some int-long issues

get/set attributes for statements

Some definitions for cursors.
Define a mechanism for driver-specific attributes.
Use a refcount for the stmt structure.

More leak fixes.

More leak fixes.

Fixed memory leak.

Fixed compiler warning.

Version 1 of PDO_FETCH_LAZY

Implement case folding of column names as a portability option.

Make username & password parameters optional.

Enable setting the different error modes via PDO::setAttribute()

Fixed typo.

Added getAttribute() method.

Better error message.

Add methods for error handling

Fixed typo.

Fixed compiler warnings.

First cut at a "unified" error handling API. The main thing that is missing
currently is a switch in the dbh to indicate what to do with the errors.

exec() now returns row count

Set correct Win32 line endings and fix ZTS compilation

Added lastInsertId() method for retrieving last insert id.
Made affectedRows() work for MySQL.
Populate error value in MySQL on error.

Revise $dbh->exec().
The driver doer() method should populate dbh->affected_rows if it can determine its value.

Add $dbh->exec() method.
Rename $dbh->beginWork() to $dbh->beginTransaction().

Expand the prepare() prototype to accept additional options.

handle binding/quoting of queries for drivers with emulated prepares