+#if defined(PLATFORM_MACOSX) || defined(HOST_WIN32) || (defined(__linux__) && !defined(PLATFORM_ANDROID))
+/* Use concurrent major on deskstop platforms */
+#define DEFAULT_MAJOR_INIT sgen_marksweep_conc_init
+#define DEFAULT_MAJOR_NAME "marksweep-conc"
+#else
+#define DEFAULT_MAJOR_INIT sgen_marksweep_init
+#define DEFAULT_MAJOR_NAME "marksweep"
+#endif
+