1 files changed, 9 insertions, 4 deletions
diff --git a/zip/ZipArchive/ZipString.h b/zip/ZipArchive/ZipString.h
index 2dd7252..55ada91 100644
--- a/zip/ZipArchive/ZipString.h
+++ b/zip/ZipArchive/ZipString.h
@@ -1,6 +1,6 @@
 ////////////////////////////////////////////////////////////////////////////////
-// This source file is part of the ZipArchive library source distribution and
-// is Copyrighted 2000 - 2007 by Artpol Software - Tadeusz Dracz
+// This source file is part of the ZipArchive Library Open Source distribution 
+// and is Copyrighted 2000 - 2022 by Artpol Software - Tadeusz Dracz
 //
 // This program is free software; you can redistribute it and/or
 // modify it under the terms of the GNU General Public License
@@ -9,7 +9,7 @@
 // 
 // For the licensing details refer to the License.txt file.
 //
-// Web Site: http://www.artpol-software.com
+// Web Site: https://www.artpol-software.com
 ////////////////////////////////////////////////////////////////////////////////
 
 /**
@@ -28,10 +28,15 @@
 
 #include "_platform.h"
 
-#ifdef ZIP_ARCHIVE_STL
+#ifdef _ZIP_IMPL_STL
 	#include "ZipString_stl.h"
 #else
 	#include "ZipString_mfc.h"
 #endif
 
+namespace ZipArchiveLib
+{
+	ZIP_API bool IsStringAscii(const CZipString& value);	
+};
+
 #endif  /* ZIPARCHIVE_ZIPSTRING_DOT_H */