diff --git a/aio/lib.rs b/aio/lib.rs
new file mode 100644
index 0000000000000000000000000000000000000000..bd4b902a97d417a46afc1fb3165fc7cf452b7456
--- /dev/null
+++ b/aio/lib.rs
@@ -0,0 +1,48 @@
+pub struct aiocb {
+    pub aio_fildes: libc::c_int,
+    pub aio_lio_opcode: libc::c_int,
+    pub aio_reqprio: libc::c_int,
+    pub aio_buf: *mut libc::c_void,
+    pub aio_nbytes: usize,
+    pub aio_sigevent: sigevent,
+}
+
+pub extern "C" fn aio_read(__aiocbp: *mut aiocb) -> libc::c_int {
+    unimplemented!();
+}
+
+pub extern "C" fn aio_write(__aiocbp: *mut aiocb) -> libc::c_int {
+    unimplemented!();
+}
+
+pub extern "C" fn lio_listio(__mode: libc::c_int,
+                      __list: *const *const aiocb,
+                      __nent: libc::c_int, __sig: *mut sigevent)
+     -> libc::c_int {
+    unimplemented!();
+}
+
+pub extern "C" fn aio_error(__aiocbp: *const aiocb) -> libc::c_int {
+    unimplemented!();
+}
+
+pub extern "C" fn aio_return(__aiocbp: *mut aiocb) -> __ssize_t {
+    unimplemented!();
+}
+
+pub extern "C" fn aio_cancel(__fildes: libc::c_int, __aiocbp: *mut aiocb)
+     -> libc::c_int {
+    unimplemented!();
+}
+
+pub extern "C" fn aio_suspend(__list: *const *const aiocb,
+                       __nent: libc::c_int,
+                       __timeout: *const timespec) -> libc::c_int {
+    unimplemented!();
+}
+
+pub extern "C" fn aio_fsync(__operation: libc::c_int, __aiocbp: *mut aiocb)
+     -> libc::c_int {
+    unimplemented!();
+}
+