Adds initial intermediate qt6 porting state

qt6-after/qt6-migrated-legatus/Z/src/ngldb/dbconnection.h

@@ -0,0 +1,24 @@
+
+
+#pragma once
+
+#include <QtSql/QSqlDatabase>
+
+#include "ngldb_export.h"
+
+namespace NGL
+{
+class INGLLogger;
+}
+
+namespace DBConnection
+{
+NGLDB_EXPORT QSqlDatabase open(NGL::INGLLogger &logger,
+                               const QString &dbUser,
+                               const QString &dbPasswd,
+                               const QString &dbDriver,
+                               const QString &dbHost,
+                               const QString &dbName,
+                               const QString &schemaName = QString(),
+                               const QString &connectionName = QString());
+}