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-rw-r--r--progs/tests/lineclip.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/progs/tests/lineclip.c b/progs/tests/lineclip.c
index 098f5e92eb..bb688c04a5 100644
--- a/progs/tests/lineclip.c
+++ b/progs/tests/lineclip.c
@@ -26,6 +26,7 @@
*/
#include <stdlib.h>
+#include <GL/glew.h>
#include <GL/glut.h>
static int win_width, win_height;
@@ -164,6 +165,7 @@ main(int argc, char *argv[])
glutInitWindowSize(win_width, win_height);
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow(argv[0]);
+ glewInit();
glutReshapeFunc(reshape);
glutKeyboardFunc(key);
glutDisplayFunc(display);