coverity#707652 Uninitialized scalar field

Change-Id: I6d561955454b0619255296704812b41a10ffe962
diff --git a/basic/source/runtime/runtime.cxx b/basic/source/runtime/runtime.cxx
index 21ae531..8e51eb0 100644
--- a/basic/source/runtime/runtime.cxx
+++ b/basic/source/runtime/runtime.cxx
@@ -297,20 +297,25 @@ void SbiInstance::CalcBreakCallLevel( sal_uInt16 nFlags )
}

SbiInstance::SbiInstance( StarBASIC* p )
    : pIosys(new SbiIoSystem)
    , pDdeCtrl(new SbiDdeControl)
    , pDllMgr(0) // on demand
    , pBasic(p)
    , pNumberFormatter(0)
    , meFormatterLangType(LANGUAGE_DONTKNOW)
    , meFormatterDateFormat(YMD)
    , nStdDateIdx(0)
    , nStdTimeIdx(0)
    , nStdDateTimeIdx(0)
    , nErr(0)
    , nErl(0)
    , bReschedule(true)
    , bCompatibility(false)
    , pRun(NULL)
    , pNext(NULL)
    , nCallLvl(0)
    , nBreakCallLvl(0)
{
    pBasic   = p;
    pNext    = NULL;
    pRun     = NULL;
    pIosys   = new SbiIoSystem;
    pDdeCtrl = new SbiDdeControl;
    pDllMgr  = 0; // on demand
    pNumberFormatter = 0; // on demand
    nCallLvl = 0;
    nBreakCallLvl = 0;
    nErr     =
    nErl     = 0;
    bReschedule = sal_True;
    bCompatibility = sal_False;
}

SbiInstance::~SbiInstance()