i found that my intel 915 support number of extension <currently my level is not up to that> i want to make programme on these extension please suggest from where i start extension downloadable Tutorial/Book

<Thanks in advance>

Are you talking about glut.lib file???

Download glut library. This is a collection of DLLs , libs , .h and some .exe files.

glut is one of the tool kits for starting with opengl program.Other options are Qt – refer Wiki.

My mean glext.h extension’s the main beauty of OpenGL( as it i think may be right may be wrong)