This patch allows us to install the Vixie-compatible binaries as
non-root without creating /var/run, etc.

--- mcron-1.0.6/makefile.in	2010-06-19 20:44:17.000000000 +0200
+++ mcron-1.0.6/makefile.in	2010-07-04 16:16:25.000000000 +0200
@@ -1004,15 +1004,11 @@ mcron.c : main.scm crontab.scm makefile.
 	@rm -f mcron.escaped.scm > /dev/null 2>&1
 
 install-exec-hook:
-	@if [ "x@NO_VIXIE_CLOBBER@" != "xyes"   -a   "`id -u`" -eq "0" ]; then \
+	@if [ "x@NO_VIXIE_CLOBBER@" != "xyes" ]; then \
        rm -f $(fpp)cron$(EXEEXT) > /dev/null 2>&1; \
        $(INSTALL) --mode='u=rwx' mcron$(EXEEXT) $(fpp)cron$(EXEEXT); \
        rm -f $(fpp)crontab$(EXEEXT) > /dev/null 2>&1; \
        $(INSTALL) --mode='u=rwxs,og=rx' mcron$(EXEEXT) $(fpp)crontab$(EXEEXT); \
-       $(INSTALL) -d --mode='u=rwx' $(DESTDIR)/var/cron; \
-       $(INSTALL) -d --mode='u=rwx,og=rx' $(DESTDIR)/var/run; \
-       $(INSTALL) -d --mode='u=rwx,og=rx' $(DESTDIR)@GUILE_SITE@; \
-       $(INSTALL) -d --mode='u=rwx,og=rx' $(DESTDIR)@GUILE_SITE@/mcron; \
     elif [ "x@NO_VIXIE_CLOBBER@" = "xyes" ]; then \
        echo "Not installing Vixie-style programs"; \
     else \
91e854f2f'>refs</a><a class='active' href='/guix/log/tests/style.scm'>log</a><a href='/guix/tree/tests/style.scm?id=95f21231352b66f92c466cb30f2258291e854f2f'>tree</a><a href='/guix/commit/tests/style.scm?id=95f21231352b66f92c466cb30f2258291e854f2f'>commit</a><a href='/guix/diff/tests/style.scm?id=95f21231352b66f92c466cb30f2258291e854f2f'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/tests/style.scm'>
<input type='hidden' name='id' value='95f21231352b66f92c466cb30f2258291e854f2f'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=95f21231352b66f92c466cb30f2258291e854f2f'>root</a>/<a href='/guix/log/tests?id=95f21231352b66f92c466cb30f2258291e854f2f'>tests</a>/<a href='/guix/log/tests/style.scm?id=95f21231352b66f92c466cb30f2258291e854f2f'>style.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/tests/style.scm?id=95f21231352b66f92c466cb30f2258291e854f2f&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-05-18 20:01:32 +0200'>2023-05-18</span></td><td><a href='/guix/commit/tests/style.scm?id=ba5da5125a81307500982517e2f458d57b024668'>style: Add 'arguments' styling rule.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2023-05-04 17:06:43 +0200'>2023-05-04</span></td><td><a href='/guix/commit/tests/style.scm?id=68fa28b3c3f6cca4485575b6dfa418be656443e7'>style: Make 'safe' policy less conservative.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-08-08 11:22:32 +0200'>2022-08-08</span></td><td><a href='/guix/commit/tests/style.scm?id=3eb3901d7f1d4aae134cb64aa703af67c3c27cdf'>style: Adjust test to not emit blank lines.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-08-08 11:22:31 +0200'>2022-08-08</span></td><td><a href='/guix/commit/tests/style.scm?id=5817e222faf46f76fbdb66ba8fd6c8cd643aefb5'>style: Move reader and printer to (guix read-print).</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-07-04 23:38:38 +0200'>2022-07-04</span></td><td><a href='/guix/commit/tests/style.scm?id=8d9291bd2c36810be50ea340cefa481a42c60a2b'>style: For 'let' and similar forms, emit one binding per line.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-06-22 23:42:30 +0200'>2022-06-22</span></td><td><a href='/guix/commit/tests/style.scm?id=2ccbf3a45ccb5b1ac469f3d429faf4c51c56f38a'>style: Keep values next to their keyword.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-04-14 14:48:20 +0200'>2022-04-14</span></td><td><a href='/guix/commit/tests/style.scm?id=c9cded095593783a957ea500160587252d5cadf6'>style: Correctly read dots in pairs and improper lists.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-01-10 14:59:26 +0100'>2022-01-10</span></td><td><a href='/guix/commit/tests/style.scm?id=5d9a5e230189347ba6f5b78a3d74b36a867aa9e6'>style: '-S format' canonicalizes comments.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-01-10 14:59:26 +0100'>2022-01-10</span></td><td><a href='/guix/commit/tests/style.scm?id=c4fe13c294cc1e31dd8a49ce3981f603fb169e0a'>style: Add '--styling' option.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-01-10 14:59:18 +0100'>2022-01-10</span></td><td><a href='/guix/commit/tests/style.scm?id=6f892630ae4726297944fe34b3de4fb608caf66d'>style: Add support for "newline forms".</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-01-10 14:25:59 +0100'>2022-01-10</span></td><td><a href='/guix/commit/tests/style.scm?id=208a7aa17b101083bd9969fec9ca4e2dca37b3af'>style: Allow special forms to be scoped.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-01-10 14:25:59 +0100'>2022-01-10</span></td><td><a href='/guix/commit/tests/style.scm?id=97d0055edb9a8b9b59ede254ce8ef1f255558802'>style: Improve pretty printer and add tests.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-07-11 00:49:15 +0200'>2021-07-11</span></td><td><a href='/guix/commit/tests/style.scm?id=f23803af2018a148fb088f2516d79c20d6bf95f0'>Add 'guix style'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>