gnu: Remove rust-get-if-addrs-sys-0.1.

* gnu/packages/crates-io.scm (rust-get-if-addrs-sys-0.1): Delete variable.

Change-Id: I427ef0a017c8409567bf8c465584a236babc748b

gnu/packages/crates-io.scm

@@ -24937,30 +24937,6 @@ Rust.")
        #:cargo-development-inputs
        (("rust-approx" ,rust-approx-0.3))))))
 
-(define-public rust-get-if-addrs-sys-0.1
-  (package
-    (name "rust-get-if-addrs-sys")
-    (version "0.1.1")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (crate-uri "get_if_addrs-sys" version))
-       (file-name
-        (string-append name "-" version ".tar.gz"))
-       (sha256
-        (base32 "0j5bypizbk59jhkaw1abkx7ydj79pplfvwq03hcnpwvcfkxzj10d"))))
-    (build-system cargo-build-system)
-    (arguments
-     `(#:tests? #f      ; `plugin_as_library` has been removed
-       #:cargo-inputs
-       (("rust-gcc" ,rust-gcc-0.3)
-        ("rust-libc" ,rust-libc-0.2))))
-    (home-page "https://github.com/maidsafe-archive/get_if_addrs")
-    (synopsis "Retrieve IP addresses for all interfaces")
-    (description "This library retrieves network interface info for all
-interfaces on the system.")
-    (license (list license:expat license:bsd-3))))
-
 (define-public rust-gethostname-0.4
   (package
     (name "rust-gethostname")