1 files changed, 1 insertions, 0 deletions

diff --git a/syscall.h b/syscall.h
index 799d8ed..e894200 100644
--- a/syscall.h
+++ b/syscall.h
@@ -11,3 +11,4 @@
 #define SYS_panic 11
 #define SYS_cons_puts 12
 #define SYS_exec 13
+#define SYS_open 14