Remove bool/my_bool artifact, the 'bool' data type is part of the c++

language and was added to c compilers with c99.

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
(cherry picked from commit aa53689da2)

src/sql/drivers/mysql/qsql_mysql.cpp

@@ -505,7 +505,7 @@ bool QMYSQLDriver::open( const QString& db,
 	    return FALSE;
     }
 
-    my_bool reconnect = 0;
+    bool reconnect = 0;
     for ( it = opts.begin(); it != opts.end(); ++it ) {
 	QString opt( (*it).upper() );
 	if ( opt == "CLIENT_COMPRESS" )