This patch allows us to make the libgcrypt dependency optional (which it
is, if you look at the code), which in turns allows us to build CRDA
without the signature-checking capability on 'regulatory.bin'.

--- crda/Makefile	2015-07-17 11:33:33.546712893 +0200
+++ crda/Makefile	2015-07-17 11:34:05.210994373 +0200
@@ -45,12 +45,14 @@ LDLIBS += `pkg-config --libs openssl`
 $(LIBREG): keys-ssl.c
 
 else
+ifeq ($(USE_GCRYPT),1)
 CFLAGS += -DUSE_GCRYPT
 LDLIBS += -lgcrypt
 
 $(LIBREG): keys-gcrypt.c
 
 endif
+endif
 MKDIR ?= mkdir -p
 INSTALL ?= install
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<div class='path'>path: <a href='/guix/log/?id=58974e7b1971c9795ab6365b8e80e5140ceba9e5'>root</a>/<a href='/guix/log/gnu?id=58974e7b1971c9795ab6365b8e80e5140ceba9e5'>gnu</a>/<a href='/guix/log/gnu/packages?id=58974e7b1971c9795ab6365b8e80e5140ceba9e5'>packages</a>/<a href='/guix/log/gnu/packages/hurd.scm?id=58974e7b1971c9795ab6365b8e80e5140ceba9e5'>hurd.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/hurd.scm?id=58974e7b1971c9795ab6365b8e80e5140ceba9e5&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-03-09 23:38:18 +0100'>2022-03-09</span></td><td><a href='/guix/commit/gnu/packages/hurd.scm?id=a9a64c19830ac0fc92bf9eac5d83751df683ff31'>gnu: hurd: Adjust to the transition from "--system" to "gnu.system".</a><span class='msg-avail'>...<span class='msg-tooltip'>This is a followup to 0dc019e19a23fea614be5623360849ab9bc35e74, which
inadvertently led the Hurd to fail to boot.

* gnu/packages/hurd.scm (hurd)[arguments]: In 'create-runsystem' phase,
expect "gnu.system=" instead of "--system=".
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-02-15 22:43:29 +0100'>2022-02-15</span></td><td><a href='/guix/commit/gnu/packages/hurd.scm?id=6ec07f6b38f8839f837590823f181a37b016c6b0'>gnu: hurd: Remove leftover export.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/hurd.scm: Remove 'hurd-triplet?' export.
</span></span></td><td>Jan (janneke) Nieuwenhuizen</td></tr>
<tr><td><span title='2021-12-13 17:48:25 +0100'>2021-12-13</span></td><td><a href='/guix/commit/gnu/packages/hurd.scm?id=8394619baceb118df92e355377fd543bb1aa501a'>gnu: Simplify package inputs.</a><span class='msg-avail'>...<span class='msg-tooltip'>This commit was obtained by running:

  ./pre-inst-env guix style

without any additional argument.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-10-23 23:05:21 +0200'>2021-10-23</span></td><td><a href='/guix/commit/gnu/packages/hurd.scm?id=2dffe4767c64e00a2b97b71b9e2ac568ffc99595'>gnu: Use 'search-input-file' some more.</a><span class='msg-avail'>...<span class='msg-tooltip'>This patch replaces occurrences of:

  (string-append (assoc-ref %build-inputs "…") "/…")

by:

  (search-input-file %build-inputs "/…")

* doc/guix.texi (Miscellaneous Services): Use 'search-input-file' in R
Shiny example.
* gnu/packages/admin.scm (screenfetch): Use 'search-input-file'.
(ufetch): Likewise.
(hosts): Likewise.
* gnu/packages/backup.scm (dirvish): Likewise.
* gnu/packages/code.scm (colormake): Likewise.
* gnu/packages/compression.scm (makeself-safeextract): Likewise.
* gnu/packages/debug.scm (scanmem): Likewise.
* gnu/packages/education.scm (snap): Likewise.
(omnitux): Likewise.
* gnu/packages/emacs-xyz.scm (epipe): Likewise.
* gnu/packages/games.scm (openttd-opensfx): Likewise.
(openttd-openmsx): Likewise.
(openrct2-title-sequences):  Likewise.
(openrct2-objects):  Likewise.
(mrrescue):  Likewise.
(0ad-data):  Likewise.
(xonotic-data):  Likewise.
(drascula):  Likewise.
(make-lure-package):  Likewise.
(make-queen-package):  Likewise.
(sky):  Likewise.
* gnu/packages/gnome.scm (network-manager): Likewise.
* gnu/packages/gnuzilla.scm (icedove): Likewise.
* gnu/packages/guile-xyz.scm (guile-shapefile): Likewise.
* gnu/packages/hurd.scm (netdde): Likewise.
* gnu/packages/javascript.scm (js-context-menu): Likewise.
(js-commander): Likewise.
(js-xmldom-sre): Likewise.
* gnu/packages/kde-frameworks.scm (krunner): Likewise.
* gnu/packages/kodi.scm (kodi-cli): Likewise.
* gnu/packages/libreoffice.scm (hunspell-dict-pl): Likewise.
* gnu/packages/linux.scm (e2fsck/static): Likewise.
* gnu/packages/markup.scm (markdown): Likewise.
* gnu/packages/maths.scm (hdf-java): Likewise.
* gnu/packages/multiprecision.scm (libtomcrypt): Likewise.
* gnu/packages/networking.scm (batctl): Likewise.
* gnu/packages/python-xyz.scm (python-pymediainfo): Likewise.
* gnu/packages/shells.scm (fish-foreign-env): Likewise.
* gnu/packages/tex.scm (texlive-fonts-iwona): Likewise.
* gnu/packages/upnp.scm (miniupnpc): Likewise.
* gnu/packages/version-control.scm (git-annex-remote-rclone): Likewise.
* gnu/packages/virtualization.scm (qemu): Likewise.
* gnu/packages/web.scm (icedtea-web): Likewise.
* gnu/packages/wm.scm (stumpish): Likewise.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-10-05 08:46:58 +0000'>2021-10-05</span></td><td><a href='/guix/commit/gnu/packages/hurd.scm?id=5f1e33f76c1c6eb3d9c90eac9bd94cdacf8bfd2a'>gnu: hurd: Fix build.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/hurd.scm (hurd)[configure-flags]: Turn it into a GEXP. Pass the
-fcommon flag to fix the build with GCC 10.
</span></span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2021-10-05 08:46:58 +0000'>2021-10-05</span></td><td><a href='/guix/commit/gnu/packages/hurd.scm?id=130232fd8b72a683236091dd769cebb8d605dc9b'>gnu: netdde: Fix build.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/hurd.scm (netdde)[configure-flags]: Turn it into a GEXP.
</span></span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2021-09-30 22:32:07 +0200'>2021-09-30</span></td><td><a href='/guix/commit/gnu/packages/hurd.scm?id=a76232340a74c3d19d3062b2eab4244eb11b2b7b'>gnu: gnumach: Add -fcommon to GCC flags.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/hurd.scm (gnumach)[arguments]: Add -fcommon GCC flag.
</span></span></td><td>Ricardo Wurmus</td></tr>