#cmakedefine01 HAVE_NANOSLEEP
/* The usable context factories */
-#define HAVE_BOOST_CONTEXTS @HAVE_BOOST_CONTEXTS@
+#cmakedefine01 HAVE_BOOST_CONTEXTS
#cmakedefine01 HAVE_RAW_CONTEXTS
#cmakedefine01 HAVE_THREAD_CONTEXTS
#cmakedefine01 HAVE_UCONTEXT_CONTEXTS