+/*
+ * Define the ranges various user-specified maximum values can
+ * be set to.
+ */
+#define MIN_MSGMAX 1 /* min value for msg_max */
+#define MAX_MSGMAX HARD_MSGMAX /* max value for msg_max */
+#define MIN_MSGSIZEMAX 128 /* min value for msgsize_max */
+#define MAX_MSGSIZEMAX (8192*128) /* max value for msgsize_max */