CMake: return LUA_FOUND for properly luajit linkage

Author: eagleivg

CMakeLists.txt

@@ -80,6 +80,8 @@ elseif(${CMAKE_BUILD_TYPE} STREQUAL "Debug")
     set(LUA_LIBRARIES luajit-debug)
 endif()
 
+set(LUA_FOUND true)
+
 message("CMake build ${CMAKE_BUILD_TYPE}, CFLAGS=${CMAKE_C_FLAGS}, CXXFLAGS=${CMAKE_CXX_FLAGS}")
 
 add_definitions(-D_MT -D_CPPUNWIND -DPURE_DYNAMIC_CAST -DDECLARE_SPECIALIZATION -DM_NOSTDCONTAINERS_EXT -DUSE_OGL)