PROC addendum

        if (!bOnce)
        {
            PBYTE pbCreateInterface_0 = (PBYTE)Sys_GetFactory("client.dll");
            DWORD dwCreateInterfaceOffset = *(PDWORD)(pbCreateInterface_0 + 1);
            CreateInterfaceFn pfnClientInterface = (CreateInterfaceFn)(((DWORD)(pbCreateInterface_0 + 5)) + dwCreateInterfaceOffset);
            InterfaceReg** _s_pInterfaceRegs = *(InterfaceReg***)(((PBYTE)pfnClientInterface + 0x03));

            __g_CProceduralProxy_reg.m_pNext = (*_s_pInterfaceRegs);
            (*_s_pInterfaceRegs) = &__g_CProceduralProxy_reg;

            bOnce = true;
        }