diff --git a/API_General.cpp b/API_General.cpp
index 3471bf1..923e3de 100644
--- a/API_General.cpp
+++ b/API_General.cpp
@@ -178,6 +178,24 @@ __stdcall EgtGetKeyOptions( int nProd, int nVer, int nLev, unsigned int* pnOpt2)
    return ( ExeGetKeyOptions( nProd, nVer, nLev, *pnOpt2) ? TRUE : FALSE) ;
 }
 
+//-----------------------------------------------------------------------------
+BOOL
+__stdcall EgtGetKeyLeftDays( int* pnLeftDays)
+{
+   if ( pnLeftDays == nullptr)
+      return FALSE ;
+   return ( ExeGetKeyLeftDays( *pnLeftDays) ? TRUE : FALSE) ;
+}
+
+//-----------------------------------------------------------------------------
+BOOL
+__stdcall EgtGetKeyOptLeftDays( int* pnOptLeftDays)
+{
+   if ( pnOptLeftDays == nullptr)
+      return FALSE ;
+   return ( ExeGetKeyOptLeftDays( *pnOptLeftDays) ? TRUE : FALSE) ;
+}
+
 //-----------------------------------------------------------------------------
 BOOL
 __stdcall EgtGetOsInfo( wchar_t*& wsOs)
diff --git a/EgtInterface.rc b/EgtInterface.rc
index bb7ed5a..54bc8d1 100644
Binary files a/EgtInterface.rc and b/EgtInterface.rc differ