checking for winsock.h... no
checking X11/Xlib.h usability... yes
checking X11/Xlib.h presence... yes
checking for X11/Xlib.h... yes
checking X11/Xosdefs.h usability... yes
checking X11/Xosdefs.h presence... yes
checking for X11/Xosdefs.h... yes
checking GL/gl.h usability... yes
checking GL/gl.h presence... yes
checking for GL/gl.h... yes
checking GL/glx.h usability... yes
checking GL/glx.h presence... yes
checking for GL/glx.h... yes