// THESE must be defined by calling QC code:
void WarpZone_PostTeleportPlayer_Callback(entity pl);
-float WarpZone_Projectile_Touch_ImpactFilter_Callback();
+bool WarpZone_Projectile_Touch_ImpactFilter_Callback(entity this, entity toucher);
// server must also define a float called ENT_CLIENT_WARPZONE for the initial byte of WarpZone entities
//const float ENT_CLIENT_WARPZONE;