bigloo.foreign.unlink C# (CSharp) Method

        public static bool unlink( byte[]  file )
        {
            try
            {
               String f= newstring( file );

               if( File.Exists( f ) ) {
              File.Delete( f );
              return File.Exists( f );
               } else {
              return true;
               }
            }
            catch (Exception)
            {
               return true;
            }
        }