CMake working on Linux (not on windows)

CMakeLists.txt

Makefile.bak

cmake/Modules/FindIrrlicht.cmake

src/CMakeLists.txt

src/jthread/CMakeLists.txt

src/jthread/LICENSE.MIT

src/jthread/jmutex.h

src/jthread/jmutexautolock.h

src/jthread/jthread.h

src/jthread/pthread/jmutex.cpp

src/jthread/pthread/jthread.cpp

src/jthread/win32/jmutex.cpp

src/jthread/win32/jthread.cpp