progs: Port most of the demos to glew.
A couple of test weren't ported due to glew breakage -- it undefines
GLAPIENTRY.
diff --git a/progs/demos/spriteblast.c b/progs/demos/spriteblast.c
index 5ad8e4d..f6630c2 100644
--- a/progs/demos/spriteblast.c
+++ b/progs/demos/spriteblast.c
@@ -21,7 +21,7 @@
#ifdef _WIN32
#include <windows.h>
#endif
-#define GL_GLEXT_PROTOTYPES
+#include <GL/glew.h>
#include <GL/glut.h>
/* Some <math.h> files do not define M_PI... */
@@ -509,6 +509,7 @@
glutInitWindowPosition(0, 0);
glutInitWindowSize(600,300);
glutCreateWindow("sprite blast");
+ glewInit();
glutReshapeFunc(reshape);
glutDisplayFunc(redraw);
glutMouseFunc(mouse);