diff -ruN qt-everywhere-enterprise-src-4.8.7.orig/src/sql/drivers/db2/qsql_db2.cpp qt-everywhere-enterprise-src-4.8.7/src/sql/drivers/db2/qsql_db2.cpp
--- qt-everywhere-enterprise-src-4.8.7.orig/src/sql/drivers/db2/qsql_db2.cpp	2015-05-07 16:14:48.000000000 +0200
+++ qt-everywhere-enterprise-src-4.8.7/src/sql/drivers/db2/qsql_db2.cpp	2016-06-06 13:53:50.382236605 +0200
@@ -235,7 +235,7 @@
 {
     SQLSMALLINT colNameLen;
     SQLSMALLINT colType;
-    SQLUINTEGER colSize;
+    SQLULEN colSize;
     SQLSMALLINT colScale;
     SQLSMALLINT nullable;
     SQLRETURN r = SQL_ERROR;
@@ -271,7 +271,7 @@
 {
     SQLINTEGER intbuf;
     isNull = false;
-    SQLINTEGER lengthIndicator = 0;
+    SQLLEN lengthIndicator = 0;
     SQLRETURN r = SQLGetData(hStmt,
                               column + 1,
                               SQL_C_SLONG,
@@ -289,7 +289,7 @@
 {
     SQLDOUBLE dblbuf;
     isNull = false;
-    SQLINTEGER lengthIndicator = 0;
+    SQLLEN lengthIndicator = 0;
     SQLRETURN r = SQLGetData(hStmt,
                               column+1,
                               SQL_C_DOUBLE,
@@ -308,7 +308,7 @@
 {
     SQLBIGINT lngbuf = Q_INT64_C(0);
     isNull = false;
-    SQLINTEGER lengthIndicator = 0;
+    SQLLEN lengthIndicator = 0;
     SQLRETURN r = SQLGetData(hStmt,
                               column+1,
                               SQL_C_SBIGINT,
@@ -325,7 +325,7 @@
 {
     QString     fieldVal;
     SQLRETURN   r = SQL_ERROR;
-    SQLINTEGER  lengthIndicator = 0;
+    SQLLEN      lengthIndicator = 0;
 
     if (colSize <= 0)
         colSize = 255;
@@ -361,12 +361,12 @@
     return fieldVal;
 }
 
-static QByteArray qGetBinaryData(SQLHANDLE hStmt, int column, SQLINTEGER& lengthIndicator, bool& isNull)
+static QByteArray qGetBinaryData(SQLHANDLE hStmt, int column, SQLLEN& lengthIndicator, bool& isNull)
 {
     QByteArray fieldVal;
     SQLSMALLINT colNameLen;
     SQLSMALLINT colType;
-    SQLUINTEGER colSize;
+    SQLULEN colSize;
     SQLSMALLINT colScale;
     SQLSMALLINT nullable;
     SQLRETURN r = SQL_ERROR;
@@ -597,7 +597,7 @@
 bool QDB2Result::exec()
 {
     QList<QByteArray> tmpStorage; // holds temporary ptrs
-    QVarLengthArray<SQLINTEGER, 32> indicators(boundValues().count());
+    QVarLengthArray<SQLLEN, 32> indicators(boundValues().count());
 
     memset(indicators.data(), 0, indicators.size() * sizeof(SQLINTEGER));
     setActive(false);
@@ -615,7 +615,7 @@
     int i;
     for (i = 0; i < values.count(); ++i) {
         // bind parameters - only positional binding allowed
-        SQLINTEGER *ind = &indicators[i];
+        SQLLEN *ind = &indicators[i];
         if (values.at(i).isNull())
             *ind = SQL_NULL_DATA;
         if (bindValueType(i) & QSql::Out)
@@ -955,7 +955,7 @@
         return QVariant();
     }
     SQLRETURN r = 0;
-    SQLINTEGER lengthIndicator = 0;
+    SQLLEN lengthIndicator = 0;
     bool isNull = false;
     const QSqlField info = d->recInf.field(field);
 
@@ -1066,7 +1066,7 @@
 
 int QDB2Result::numRowsAffected()
 {
-    SQLINTEGER affectedRowCount = 0;
+    SQLLEN affectedRowCount = 0;
     SQLRETURN r = SQLRowCount(d->hStmt, &affectedRowCount);
     if (r == SQL_SUCCESS || r == SQL_SUCCESS_WITH_INFO)
         return affectedRowCount;
@@ -1198,7 +1198,7 @@
         const QString opt(tmp.left(idx));
         const QString val(tmp.mid(idx + 1).simplified());
 
-        SQLUINTEGER v = 0;
+        SQLULEN v = 0;
         r = SQL_SUCCESS;
         if (opt == QLatin1String("SQL_ATTR_ACCESS_MODE")) {
             if (val == QLatin1String("SQL_MODE_READ_ONLY")) {
@@ -1574,7 +1574,7 @@
 
 bool QDB2Driver::setAutoCommit(bool autoCommit)
 {
-    SQLUINTEGER ac = autoCommit ? SQL_AUTOCOMMIT_ON : SQL_AUTOCOMMIT_OFF;
+    SQLULEN ac = autoCommit ? SQL_AUTOCOMMIT_ON : SQL_AUTOCOMMIT_OFF;
     SQLRETURN r  = SQLSetConnectAttr(d->hDbc,
                                       SQL_ATTR_AUTOCOMMIT,
                                       (SQLPOINTER)ac,