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-rw-r--r--kern/error.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/kern/error.h b/kern/error.h
index 62859f47..96a26206 100644
--- a/kern/error.h
+++ b/kern/error.h
@@ -24,6 +24,8 @@
#define ERROR_BUSY 4
#define ERROR_FAULT 5
#define ERROR_NODEV 6
+#define ERROR_EXIST 7
+#define ERROR_IO 8
/*
* Return a string describing the given error.