Binary package “libval-dev” in ubuntu xenial

DNSSEC validation library (development files)

 The goal of the DNSSEC-Tools project is to create a set of software
 tools, patches, applications, wrappers, extensions, and plugins that
 will help ease the deployment of DNSSEC related technologies.
 .
 A library that provides DNSSEC resource-record validation
 functionality. This library initiates queries which are then
 serviced by the libsres resolver library.
 .
 This package contains headers and static library.