Revert "PRELIMINARY: gnu: Add ppp."

This reverts commit ba139bd75b.

gnu/packages/networking.scm

@@ -23,7 +23,6 @@
   #:use-module (guix packages)
   #:use-module (guix download)
   #:use-module (guix build-system gnu)
-  #:use-module (gnu packages admin)
   #:use-module (gnu packages tls))
 
 (define-public miredo
@@ -147,40 +146,3 @@ receiving NDP messages.")
 auto-negotiation and checksum offload on many network devices, especially
 Ethernet devices.")
     (license license:gpl2)))
-
-(define-public ppp
-  (package
-    (name "ppp")
-    (version "2.4.7")
-    (source (origin
-              (method url-fetch)
-              (uri (string-append "https://download.samba.org/pub/" name "/"
-                                  name "-" version ".tar.gz"))
-              (sha256
-               (base32
-                "0c7vrjxl52pdwi4ckrvfjr08b31lfpgwf3pp0cqy76a77vfs7q02"))))
-    (build-system gnu-build-system)
-    (inputs
-     `(("libpcap" ,libpcap)))
-    (arguments
-     `(#:tests? #f  ; no test suite
-       #:make-flags '("CC=gcc")
-       #:phases (modify-phases %standard-phases
-                  (add-after
-                   'unpack 'patch-pppd-makefile
-                   (lambda* (#:key inputs #:allow-other-keys)
-                     (substitute* "pppd/Makefile.linux"
-                       (("/usr/include/crypt.h")
-                        (string-append (assoc-ref inputs "libc")
-                                       "/include/crypt.h")))
-                     #t)))))
-    (home-page "https://ppp.samba.org/")
-    (synopsis "Point-to-Point Protocol (PPP)")
-    (description
-     "The Point-to-Point Protocol provides a standard way to transmit
-datagrams over a serial link, as well as a standard way for the machines at
-either end of the link to negotiate various optional characteristics of the
-link.")
-    ;; XXX TODO Document all of the licenses.
-    (license (license:non-copyleft
-              "http://metadata.ftp-master.debian.org/changelogs//main/p/ppp/ppp_2.4.6-3.1_copyright"))))