enum CopyResultFlag => copyres if 8.4

    # s/PG_COPYRES/COPYRES/
    s/COPYRESULTFLAG/PG_COPYRES/

    PG_COPYRES_ATTRS = 1,
    PG_COPYRES_TUPLES = 2,	/* Implies PG_COPYRES_ATTRS */
    PG_COPYRES_EVENTS = 4,
    PG_COPYRES_NOTICEHOOKS = 8,

/* Application-visible enum types */

enum ConnStatusType => connection

    # s/CONNECTION/CONN/

    /*
     * Although it is okay to add to this list, values which become unused
     * should never be removed, nor should constants be redefined - that would
     * break compatibility with existing code.
     */
    CONNECTION_OK,
    CONNECTION_BAD,
    /* Non-blocking mode only below here */
    
    /*
     * The existence of these should never be relied upon - they should only
     * be used for user feedback or similar purposes.
     */
    CONNECTION_STARTED,			/* Waiting for connection to be made.  */
    CONNECTION_MADE,			/* Connection OK; waiting to send.	   */
    CONNECTION_AWAITING_RESPONSE,		/* Waiting for a response from the
                                                 * postmaster.		  */
    CONNECTION_AUTH_OK,			/* Received authentication; waiting for
                                         * backend startup. */
    CONNECTION_SETENV,			/* Negotiating environment. */
    CONNECTION_SSL_STARTUP,		/* Negotiating SSL. */
    CONNECTION_NEEDED,			/* Internal state: connect() needed */


enum PostgresPollingStatusType => pgres_polling
    
    # s/PGRES_POLLING/RES_POLLING/

    PGRES_POLLING_FAILED = 0,
    PGRES_POLLING_READING,		/* These two indicate that one may	  */
    PGRES_POLLING_WRITING,		/* use select before polling again.   */
    PGRES_POLLING_OK,
    PGRES_POLLING_ACTIVE,		/* unused; keep for awhile for backwards
                                         * compatibility */


enum  ExecStatusType  => pgres

    # s/PGRES/RES_STATUS/

    PGRES_EMPTY_QUERY = 0,		/* empty query string was executed */
    PGRES_COMMAND_OK,			/* a query command that doesn't return
                                         * anything was executed properly by the
                                         * backend */
    PGRES_TUPLES_OK,			/* a query command that returns tuples was
                                         * executed properly by the backend, PGresult
                                         * contains the result tuples */
    PGRES_COPY_OUT,				/* Copy Out data transfer in progress */
    PGRES_COPY_IN,				/* Copy In data transfer in progress */
    PGRES_BAD_RESPONSE,			/* an unexpected response was recv'd from the
								 * backend */
    PGRES_NONFATAL_ERROR,		/* notice or warning message */
    PGRES_FATAL_ERROR,			/* query failed */


enum PGTransactionStatusType => pqtrans

    # s/PQTRANS/TRANS/

    PQTRANS_IDLE,				/* connection idle */
    PQTRANS_ACTIVE,				/* command in progress */
    PQTRANS_INTRANS,			/* idle, within transaction block */
    PQTRANS_INERROR,			/* idle, within failed transaction */
    PQTRANS_UNKNOWN,				/* cannot determine status */



enum PGVerbosity  => pqerrors

    # s/PQERRORS/ERRORS/

    PQERRORS_TERSE,				/* single-line error messages */
    PQERRORS_DEFAULT,			/* recommended style */
    PQERRORS_VERBOSE,			/* all the facts, ma'am */

enum PGDiag => pqdiag