I am looking to get started with some 3D programming in C or C++. The problem I have is that it seems like the only tutorials I can find for Mac OS use objective C and Cocoa fra
If you want to create cross-platform applications you could create a project with the Command Line Tool template. Next, import the OpenGL and GLUT framework. This will get you a "blank" C++ project with the required OpenGL and GLUT headers.
Lighthouse 3D gives you some tips about portability and how to initiate your first project. http://www.lighthouse3d.com/tutorials/glut-tutorial/initialization/