// define this if you want to use the recursive algorithm
// even if BOOST_REGEX_HAS_MS_STACK_GUARD is not defined.
+// NOTE: OBSOLETE!!
// #define BOOST_REGEX_RECURSIVE
// define this if you want to use the non-recursive
// algorithm, even if the recursive version would be the default.
+// NOTE: OBSOLETE!!
// #define BOOST_REGEX_NON_RECURSIVE
// define this if you want to set the size of the memory blocks