diff --git a/include/sys/file.h b/include/sys/file.h
index 4fee255fd3..fbeb8e258c 100644
--- a/include/sys/file.h
+++ b/include/sys/file.h
@@ -25,6 +25,7 @@
 #ifndef _SPL_FILE_H
 #define _SPL_FILE_H
 
-#define FKIOCTL		0x80000000
+#define	FIGNORECASE	0x00080000
+#define	FKIOCTL		0x80000000
 
 #endif /* SPL_FILE_H */