+extern cvar_t sv_gameplayfix_setmodelrealbox;
+extern cvar_t sv_gameplayfix_blowupfallenzombies;
+extern cvar_t sv_gameplayfix_findradiusdistancetobox;
+extern cvar_t sv_gameplayfix_qwplayerphysics;
+extern cvar_t sv_gameplayfix_upwardvelocityclearsongroundflag;
+extern cvar_t sv_gameplayfix_droptofloorstartsolid;
+
+extern cvar_t sys_ticrate;
+extern cvar_t sv_fixedframeratesingleplayer;