1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/defs.h b/kernel/defs.h
index 02226b5..541c97e 100644
--- a/kernel/defs.h
+++ b/kernel/defs.h
@@ -1,3 +1,7 @@
+#ifdef LAB_MMAP
+typedef unsigned long size_t;
+typedef long int off_t;
+#endif
 struct buf;
 struct context;
 struct file;