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-rw-r--r--generic/tkZinc.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/generic/tkZinc.h b/generic/tkZinc.h
index 13b067c..14022ee 100644
--- a/generic/tkZinc.h
+++ b/generic/tkZinc.h
@@ -34,7 +34,8 @@
#include "Item.h"
#include "List.h"
#include "MapInfo.h"
-#include "glu.h"
+
+#include <GL/glu.h>
typedef struct _ZnTagSearch {
ZnWInfo *wi;