1 files changed, 1 insertions, 0 deletions

diff --git a/syscall.h b/syscall.h
index 9ca3bd4..799d8ed 100644
--- a/syscall.h
+++ b/syscall.h
@@ -10,3 +10,4 @@
 #define SYS_kill 10
 #define SYS_panic 11
 #define SYS_cons_puts 12
+#define SYS_exec 13