Add the 'restrict' qualifier to match the 'gettimeofday' declaration found
in glibc 2.31.

--- datefudge-1.23/datefudge.c	2020-02-17 22:35:21.343341725 +0100
+++ datefudge-1.23/datefudge.c	2020-02-17 22:35:49.619117874 +0100
@@ -78,6 +78,6 @@
     return 0;
 }
 
-int gettimeofday(struct timeval *x, struct timezone *y) {
+int gettimeofday(struct timeval *restrict x, void *restrict y) {
     return __gettimeofday(x,y);
 }
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<div class='path'>path: <a href='/guix/log/?id=13d79b64719a6dc76129b62a98d62eb86a422d20'>root</a>/<a href='/guix/log/gnu?id=13d79b64719a6dc76129b62a98d62eb86a422d20'>gnu</a>/<a href='/guix/log/gnu/packages?id=13d79b64719a6dc76129b62a98d62eb86a422d20'>packages</a>/<a href='/guix/log/gnu/packages/pkg-config.scm?id=13d79b64719a6dc76129b62a98d62eb86a422d20'>pkg-config.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/pkg-config.scm?id=13d79b64719a6dc76129b62a98d62eb86a422d20&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2019-11-07 18:39:55 +0100'>2019-11-07</span></td><td><a href='/guix/commit/gnu/packages/pkg-config.scm?id=7de9471707116b51ef88d042887dd93e8260513d'>gnu: pkg-config: Memoize 'cross-pkg-config'.</a><span class='msg-avail'>...<span class='msg-tooltip'>When running:

  guix build --target=arm-linux-gnueabihf gdb -nd

this reduces the number of hits in the 'add-data-to-store' cache from
205 (25%) to 163 (21%).

* gnu/packages/pkg-config.scm (cross-pkg-config): Turn into an 'mlambda'.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-03-27 21:35:41 -0400'>2018-03-27</span></td><td><a href='/guix/commit/gnu/packages/pkg-config.scm?id=e3cfef22c4a18cacf33356a70788503fd689b96d'>gnu: Use invoke and return #t from all builders.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/admin.scm, gnu/packages/android.scm, gnu/packages/audio.scm,
gnu/packages/avr.scm, gnu/packages/base.scm, gnu/packages/bioinformatics.scm,
gnu/packages/certs.scm, gnu/packages/check.scm, gnu/packages/code.scm,
gnu/packages/commencement.scm, gnu/packages/dictionaries.scm,
gnu/packages/docbook.scm, gnu/packages/emacs.scm, gnu/packages/embedded.scm,
gnu/packages/fonts.scm, gnu/packages/games.scm, gnu/packages/gnome.scm,
gnu/packages/gnu-doc.scm, gnu/packages/guile.scm, gnu/packages/hurd.scm,
gnu/packages/javascript.scm, gnu/packages/libreoffice.scm,
gnu/packages/linux.scm, gnu/packages/lisp.scm, gnu/packages/lxde.scm,
gnu/packages/mail.scm, gnu/packages/markup.scm, gnu/packages/mate.scm,
gnu/packages/pkg-config.scm, gnu/packages/qt.scm, gnu/packages/rust.scm,
gnu/packages/scheme.scm, gnu/packages/sdl.scm, gnu/packages/statistics.scm,
gnu/packages/syncthing.scm, gnu/packages/tex.scm, gnu/packages/web.scm,
gnu/packages/wine.scm, gnu/packages/xfce.scm: In the builders of packages
using 'trivial-build-system', use invoke where appropriate, raise exceptions
on errors, and otherwise return #t.
</span></span></td><td>Mark H Weaver</td></tr>
<tr><td><span title='2017-04-13 01:29:55 +0200'>2017-04-13</span></td><td><a href='/guix/commit/gnu/packages/pkg-config.scm?id=139272f44f1af945f903936b87c46269ab6659b6'>gnu: pkg-config: Update to 0.29.2.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/pkg-config.scm (%pkg-config): Update to 0.29.2.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2017-01-26 22:14:42 +0100'>2017-01-26</span></td><td><a href='/guix/commit/gnu/packages/pkg-config.scm?id=14551e073f96d1d3add3eed3036f9eee6371a508'>gnu: pkg-config: Update to 0.29.1.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/pkg-config.scm (%pkg-config): Update to 0.29.1.
[home-page]: Use HTTPS.
</span></span></td><td>Marius Bakke</td></tr>