1 files changed, 4 insertions, 0 deletions
diff --git a/fs.h b/fs.h
index cce59fb..c3f4e5f 100644
--- a/fs.h
+++ b/fs.h
@@ -37,3 +37,7 @@ struct dirent {
   char name[DIRSIZ];
 };
 
+#define O_CREATE  0x200
+#define O_RDONLY  0x000
+#define O_WRONLY  0x001
+#define O_RDWR    0x002