message: CMakeLists: correct Linux check
diff: @@ -418,7 +418,7 @@ if (UNIX)
  target_link_libraries(surelog PRIVATE pthread)
  endif()
  -if (LINUX)
  +if (CMAKE_SYSTEM_NAME MATCHES "Linux")
  target_link_libraries(surelog PRIVATE stdc++fs)
  target_link_libraries(surelog PRIVATE rt)
  endif()
  