Fix cross-compilation from win32 to go32v2 (and more generally from 'normal' to 'limit83fs')

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@29167 3ad0048d-3df7-0310-abae-a5850022a9f2
fcl-db: sqldb: initialize TCustomSQLStatement.FRowsAffected to -1. Revealed by TestRowsAffected.

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@29168 3ad0048d-3df7-0310-abae-a5850022a9f2
fcl-db: sqldb: Make ESQLDatabaseError.CreateFmt more safe if it is called with Args=[] (then do not try Format(Msg,Args))

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@29169 3ad0048d-3df7-0310-abae-a5850022a9f2