CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY /home/conan/w/cci_PR-4349/3/e73d75d9-7248-4213-b9b4-686b0ec9bd24/recipes/libmnl/all/test_package/example.cpp:8:10: error: use of undeclared identifier 'EXIT_FAILURE' return EXIT_FAILURE; ^ /home/conan/w/cci_PR-4349/3/e73d75d9-7248-4213-b9b4-686b0ec9bd24/recipes/libmnl/all/test_package/example.cpp:12:12: error: use of undeclared identifier 'EXIT_SUCCESS' return EXIT_SUCCESS; ^ 2 errors generated. make[2]: *** [CMakeFiles/example.dir/example.cpp.o] Error 1 make[1]: *** [CMakeFiles/example.dir/all] Error 2 make: *** [all] Error 2 ERROR: libmnl/1.0.4 (test package): Error in build() method, line 15 cmake.build() ConanException: Error 2 while executing cmake --build '/home/conan/w/cci_PR-4349/3/e73d75d9-7248-4213-b9b4-686b0ec9bd24/recipes/libmnl/all/test_package/build/57a6165067c309670326c541bd35d35d2049f7bc' '--' '-j3'