+#define CVAR_READONLY 4
+#define CVAR_SERVERINFO 8
+#define CVAR_USERINFO 16
+// CVAR_PRIVATE means do not $ expand or sendcvar this cvar under any circumstances (rcon_password uses this)
+#define CVAR_PRIVATE 32
+// this means that this cvar should update a userinfo key but the name does not correspond directly to the userinfo key to update, and may require additional conversion ("_cl_color" for example should update "topcolor" and "bottomcolor")
+#define CVAR_NQUSERINFOHACK 64
+// used to determine if flags is valid
+#define CVAR_NORESETTODEFAULTS 128
+// for engine-owned cvars that must not be reset on gametype switch (e.g. scr_screenshot_name, which otherwise isn't set to the mod name properly)
+#define CVAR_MAXFLAGSVAL 255
+// for internal use only!
+#define CVAR_DEFAULTSET (1<<30)
+#define CVAR_ALLOCATED (1<<31)