5. Safe C Library 

   Copyright (c) 2008-2013 by Cisco Systems, Inc
   Copyright (c) 2017-2018 by Reini Urban
   All rights reserved.

   MIT License

   Permission is hereby granted, free of charge, to any person     
   obtaining a copy of this software and associated documentation  
   files (the "Software"), to deal in the Software without         
   restriction, including without limitation the rights to use,    
   copy, modify, merge, publish, distribute, sublicense, and/or    
   sell copies of the Software, and to permit persons to whom the  
   Software is furnished to do so, subject to the following        
   conditions:                                                     
                                                                   
   The above copyright notice and this permission notice shall be  
   included in all copies or substantial portions of the Software. 
                                                                   
   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 
   OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND        
   NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT    
   HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,    
   WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING    
   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR   
   OTHER DEALINGS IN THE SOFTWARE.                                 

