Check out the Output:
1>------ Build started: Project: OpenGL TutorialTest, Configuration: Debug Win32 ------
1> Skipping... (no relevant changes detected)
1> main.cpp
1>testin1.obj : error LNK2019: unresolved external symbol __imp__gluPerspective@32 referenced in function "void __cdecl ReSizeGLScene(int,int)" (?ReSizeGLScene@@YAXHH@Z)
1>testin1.obj : error LNK2019: unresolved external symbol __imp__glLoadIdentity@0 referenced in function "void __cdecl ReSizeGLScene(int,int)" (?ReSizeGLScene@@YAXHH@Z)
1>testin1.obj : error LNK2019: unresolved external symbol __imp__glMatrixMode@4 referenced in function "void __cdecl ReSizeGLScene(int,int)" (?ReSizeGLScene@@YAXHH@Z)
1>testin1.obj : error LNK2019: unresolved external symbol __imp__glViewport@16 referenced in function "void __cdecl ReSizeGLScene(int,int)" (?ReSizeGLScene@@YAXHH@Z)
1>testin1.obj : error LNK2019: unresolved external symbol __imp__glHint@8 referenced in function "int __cdecl InitGL(void)" (?InitGL@@YAHXZ)
1>testin1.obj : error LNK2019: unresolved external symbol __imp__glDepthFunc@4 referenced in function "int __cdecl InitGL(void)" (?InitGL@@YAHXZ)
1>testin1.obj : error LNK2019: unresolved external symbol __imp__glEnable@4 referenced in function "int __cdecl InitGL(void)" (?InitGL@@YAHXZ)
1>testin1.obj : error LNK2019: unresolved external symbol __imp__glClearDepth@8 referenced in function "int __cdecl InitGL(void)" (?InitGL@@YAHXZ)
1>testin1.obj : error LNK2019: unresolved external symbol __imp__glClearColor@16 referenced in function "int __cdecl InitGL(void)" (?InitGL@@YAHXZ)
1>testin1.obj : error LNK2019: unresolved external symbol __imp__glShadeModel@4 referenced in function "int __cdecl InitGL(void)" (?InitGL@@YAHXZ)
1>testin1.obj : error LNK2019: unresolved external symbol __imp__glClear@4 referenced in function "int __cdecl DrawGLScene(void)" (?DrawGLScene@@YAHXZ)
1>testin1.obj : error LNK2019: unresolved external symbol __imp__wglDeleteContext@4 referenced in function "void __cdecl KillGLWindow(void)" (?KillGLWindow@@YAXXZ)
1>testin1.obj : error LNK2019: unresolved external symbol __imp__wglMakeCurrent@8 referenced in function "void __cdecl KillGLWindow(void)" (?KillGLWindow@@YAXXZ)
1>testin1.obj : error LNK2019: unresolved external symbol __imp__wglCreateContext@4 referenced in function "int __cdecl CreateGLWindow(char *,int,int,int,bool)" (?CreateGLWindow@@YAHPADHHH_N@Z)
1>C:\Users\UserNameHere\Documents\Visual Studio 2010\Projects\OpenGL TutorialTest\Debug\OpenGL TutorialTest.exe : fatal error LNK1120: 14 unresolved externals
========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========
Any idea how to fix it? I followed some other OpenGL Tutorials in videos, but they worked fine.
