HAVE_PQPROTOCOLVERSION 1011 ext/pgsql/pgsql.c #if HAVE_PGTRANSACTIONSTATUS && HAVE_PQPROTOCOLVERSION
HAVE_PQPROTOCOLVERSION 1017 ext/pgsql/pgsql.c #if HAVE_PGTRANSACTIONSTATUS && HAVE_PQPROTOCOLVERSION
HAVE_PQPROTOCOLVERSION 1396 ext/pgsql/pgsql.c #if HAVE_PQPROTOCOLVERSION && HAVE_PQPARAMETERSTATUS
HAVE_PQPROTOCOLVERSION 1645 ext/pgsql/pgsql.c #if HAVE_PQPROTOCOLVERSION
HAVE_PQPROTOCOLVERSION 5281 ext/pgsql/pgsql.c #if HAVE_PQPROTOCOLVERSION && HAVE_PQPARAMETERSTATUS 
HAVE_PQPROTOCOLVERSION 5294 ext/pgsql/pgsql.c #if HAVE_PQPROTOCOLVERSION && HAVE_PQPARAMETERSTATUS