This software licensed GNU GPL license 2.0+ with the following restrictions:

1. You can not use this software or it's derivatives in non-GPL software in any 
form (including loading as dynamic library or even SaaS). Without separate 
license from author(s) of this software.

2. You can not use this software or it's derivatives in any software written in 
programming language which does not support function overloading by argument 
types and/or count in any form (see above).