X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FNetwork%2FHLA%2Fhla.hxx;h=8a77d2704225b01f013244e1918b012dae5474f6;hb=354a1b3a0b15abaab5587343d7895cacc773b76d;hp=bf3212f01621ec4254378ea1946d5f8f548094e6;hpb=518cd000943482879a4dc6b948652407559f580a;p=flightgear.git

diff --git a/src/Network/HLA/hla.hxx b/src/Network/HLA/hla.hxx
index bf3212f01..8a77d2704 100644
--- a/src/Network/HLA/hla.hxx
+++ b/src/Network/HLA/hla.hxx
@@ -38,6 +38,8 @@ public:
 private:
     /// All the utility classes we need currently
     class XMLConfigReader;
+    class MPUpdateCallback;
+    class MPReflectCallback;
     class MultiplayerObjectInstance;
     class MultiplayerObjectClass;
     class Federate;