what's the problem ?

when i’m liking the project, i found this error. PLease help me as i’m as newbie but i’m willing to learn

LIBCD.lib(crt0.obj) : error LNK2001: unresolved external symbol _main
Debug/Lesson1.exe : fatal error LNK1120: 1 unresolved externals
Error executing link.exe.

Lesson1.exe - 2 error(s), 0 warning(s)

beside this, i got another problem too when compiling the question
error is ‘gl/glu.h’ is not inside your directory … >> what’s that ??
is it i need to download some glu file ??
if yes where to download and how to install ?

help please

This thread will answer your first question: http://www.opengl.org/discussion_boards/ubb/Forum2/HTML/015347.html

Here is a page on glu

Hope that helps

What compiler are you using?

If it is VC++ you will need to download GLUT for windows for examples that use it.
I have a link on my webpage www.angelfire.com/linux/nexusone/