Index: squirrel3/CMakeLists.txt
===================================================================
--- squirrel3.orig/CMakeLists.txt
+++ squirrel3/CMakeLists.txt
@@ -13,7 +13,6 @@ include(GNUInstallDirs)
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/${CMAKE_INSTALL_BINDIR}")
 set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/${CMAKE_INSTALL_LIBDIR}")
 set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${PROJECT_BINARY_DIR}/${CMAKE_INSTALL_LIBDIR}")
-set(CMAKE_CXX_STANDARD 11)
 
 if(CMAKE_COMPILER_IS_GNUCXX)
   add_compile_options(