1>------ Build started: Project: test, Configuration: Debug Win32 ------
1>EngineManager.obj : error LNK2019: unresolved external symbol _SDL_Flip referenced in function "public: bool __thiscall EngineManager::Startup(void)" (?Startup@EngineManager@@QAE_NXZ)
1>EngineManager.obj : error LNK2019: unresolved external symbol _SDL_FillRect referenced in function "public: bool __thiscall EngineManager::Startup(void)" (?Startup@EngineManager@@QAE_NXZ)
1>EngineManager.obj : error LNK2019: unresolved external symbol _SDL_PollEvent referenced in function "public: bool __thiscall EngineManager::Startup(void)" (?Startup@EngineManager@@QAE_NXZ)
1>EngineManager.obj : error LNK2019: unresolved external symbol _SDL_GetTicks referenced in function "public: bool __thiscall EngineManager::Startup(void)" (?Startup@EngineManager@@QAE_NXZ)
1>EngineManager.obj : error LNK2019: unresolved external symbol _SDL_SetVideoMode referenced in function "public: bool __thiscall EngineManager::Startup(void)" (?Startup@EngineManager@@QAE_NXZ)
1>EngineManager.obj : error LNK2019: unresolved external symbol _SDL_Init referenced in function "public: bool __thiscall EngineManager::Startup(void)" (?Startup@EngineManager@@QAE_NXZ)
1>EngineManager.obj : error LNK2019: unresolved external symbol _SDL_Quit referenced in function "public: void __thiscall EngineManager::Shutdown(void)" (?Shutdown@EngineManager@@QAEXXZ)
1>VisualGameObject.obj : error LNK2019: unresolved external symbol _SDL_FreeSurface referenced in function "public: __thiscall VisualGameObject::VisualGameObject(class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> > const &)" (??0VisualGameObject@@QAE@ABV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@Z)
1>VisualGameObject.obj : error LNK2019: unresolved external symbol _SDL_DisplayFormat referenced in function "public: __thiscall VisualGameObject::VisualGameObject(class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> > const &)" (??0VisualGameObject@@QAE@ABV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@Z)
1>VisualGameObject.obj : error LNK2019: unresolved external symbol _SDL_LoadBMP_RW referenced in function "public: __thiscall VisualGameObject::VisualGameObject(class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> > const &)" (??0VisualGameObject@@QAE@ABV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@Z)
1>VisualGameObject.obj : error LNK2019: unresolved external symbol _SDL_RWFromFile referenced in function "public: __thiscall VisualGameObject::VisualGameObject(class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> > const &)" (??0VisualGameObject@@QAE@ABV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@@Z)
1>VisualGameObject.obj : error LNK2019: unresolved external symbol _SDL_UpperBlit referenced in function "public: virtual void __thiscall VisualGameObject:
raw(struct SDL_Surface * const)" (?Draw@VisualGameObject@@UAEXQAUSDL_Surface@@@Z)
1>MSVCRTD.lib(crtexew.obj) : error LNK2019: unresolved external symbol _WinMain@16 referenced in function ___tmainCRTStartup
1>C:\Users\User\documents\visual studio 2010\Projects\test\Debug\test.exe : fatal error LNK1120: 13 unresolved externals
========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========