gnu: Add rust-mio-0.6.

* gnu/packages/crates-io.scm (rust-mio-0.6): New variable.

Signed-off-by: Efraim Flashner <efraim@flashner.co.il>

gnu/packages/crates-io.scm

@@ -2544,6 +2544,42 @@ streaming API for miniz_oxide.")
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-mio-0.6
+  (package
+    (name "rust-mio")
+    (version "0.6.19")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "mio" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "08zzs227vrnyz5kvws6awzlgzb8zqpnihs71hkqlw07dlfb1kxc3"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:skip-build? #t
+       #:cargo-inputs
+       (("rust-fuchsia-zircon" ,rust-fuchsia-zircon-0.3)
+        ("rust-fuchsia-zircon-sys" ,rust-fuchsia-zircon-sys-0.3)
+        ("rust-iovec" ,rust-iovec-0.1)
+        ("rust-kernel32-sys" ,rust-kernel32-sys-0.2)
+        ("rust-libc" ,rust-libc-0.2)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-miow" ,rust-miow-0.2)
+        ("rust-net2" ,rust-net2-0.2)
+        ("rust-slab" ,rust-slab-0.4)
+        ("rust-winapi" ,rust-winapi-0.3))
+       #:cargo-development-inputs
+       (("rust-bytes" ,rust-bytes-0.4)
+        ("rust-env-logger" ,rust-env-logger-0.6)
+        ("rust-tempdir" ,rust-tempdir-0.3))))
+    (home-page "https://github.com/tokio-rs/mio")
+    (synopsis "Lightweight non-blocking IO")
+    (description "Lightweight non-blocking IO.")
+    (license license:expat)))
+
 (define-public rust-miow-0.3
   (package
     (name "rust-miow")