+esac
+if test x$ac_checking != x ; then
+ AC_DEFINE(ENABLE_CHECKING, 1,
+[Define if you want more run-time sanity checks. This one gets a grab
+ bag of miscellaneous but relatively cheap checks.])
+fi
+if test x$ac_tree_checking != x ; then
+ AC_DEFINE(ENABLE_TREE_CHECKING, 1,
+[Define if you want all operations on trees (the basic data
+ structure of the front ends) to be checked for dynamic type safety
+ at runtime. This is moderately expensive.])
+fi
+if test x$ac_rtl_checking != x ; then
+ AC_DEFINE(ENABLE_RTL_CHECKING, 1,
+[Define if you want all operations on RTL (the basic data structure
+ of the optimizer and back end) to be checked for dynamic type safety
+ at runtime. This is quite expensive.])
+fi
+if test x$ac_gc_checking != x ; then
+ AC_DEFINE(ENABLE_GC_CHECKING, 1,
+[Define if you want the garbage collector to do object poisoning and
+ other memory allocation checks. This is quite expensive.])
+fi
+if test x$ac_gc_always_collect != x ; then
+ AC_DEFINE(ENABLE_GC_ALWAYS_COLLECT, 1,
+[Define if you want the garbage collector to operate in maximally
+ paranoid mode, validating the entire heap and collecting garbage at
+ every opportunity. This is extremely expensive.])
+fi
+])