+AC_MSG_CHECKING([whether to include more assertions])
+AC_ARG_ENABLE([more-assertions],
+ AS_HELP_STRING([--enable-more-assertions], [include even more assertions]),
+ [ENABLE_MORE_ASSERTIONS=$enableval],
+ [ENABLE_MORE_ASSERTIONS=no]
+ )
+AC_MSG_RESULT([$ENABLE_MORE_ASSERTIONS])
+if test "x$ENABLE_MORE_ASSERTIONS" = "xyes"; then
+ AC_DEFINE([ENABLE_MORE_ASSERTIONS], [1], [Define to 1 if including more assertions.])
+fi
+