Index: /trunk/src/VBox/Runtime/r0drv/darwin/mach_kernel-r0drv-darwin.cpp
===================================================================
--- /trunk/src/VBox/Runtime/r0drv/darwin/mach_kernel-r0drv-darwin.cpp	(revision 37577)
+++ /trunk/src/VBox/Runtime/r0drv/darwin/mach_kernel-r0drv-darwin.cpp	(revision 37578)
@@ -509,5 +509,8 @@
         KNOWN_ENTRY(vfs_name),
         KNOWN_ENTRY(vfs_statfs),
-        KNOWN_ENTRY(vn_rdwr),
+        KNOWN_ENTRY(VNOP_READ),
+        KNOWN_ENTRY(uio_create),
+        KNOWN_ENTRY(uio_addiov),
+        KNOWN_ENTRY(uio_free),
         KNOWN_ENTRY(vnode_get),
         KNOWN_ENTRY(vnode_open),