Need a freelancer for MS Window drivers TSP and TAPI

Update and compile windows TAPI (Telephony API) drivers TSP (TAPI Service Provider) to support WIN 10.
Development environment and framework MS Visual Studio.
Source code, and run time is available.
The package and source code support WIN 7, 8 and WIN servers, and earlier version of WIN 10.
The work is to open the drivers with Visual studio, find in the code where to update, make the update, and compile the updated code to generate a run time executable file.
More details will be provided to interested candidates.