License is identified with Apache 2.0 
But this directory MUST be disclosed by the influence of libnl.a ( LGPL2.1)

#############################################################

this binary file included the libnl.a static library  

      So there are two open source license in this binary. 

      LGPL 2.1 and Apache License 2.0

So LGE disclose the source code instead of object file of "android-clat". 