Drop build time dependency on the static executables.

--- a/src/Makefile.in	2018-11-25 20:27:10.691508925 +0100
+++ b/src/Makefile.in	2018-11-25 20:27:43.565631413 +0100
@@ -34,8 +34,7 @@
 POST_UNINSTALL = :
 build_triplet = @build@
 host_triplet = @host@
-bin_PROGRAMS = rjungle$(EXEEXT) rjungle_static$(EXEEXT) \
-	rjunglesparse$(EXEEXT) rjunglesparse_static$(EXEEXT)
+bin_PROGRAMS = rjungle$(EXEEXT) rjunglesparse$(EXEEXT)
 subdir = src
 DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
m'><form method='get'>
<input type='hidden' name='id' value='05e1534ee81a21b1d8046ac2e21d5da4ec107fb9'/><select name='h' onchange='this.form.submit();'>
<option value='koszko' selected='selected'>koszko</option>
<option value='koszko-scripts'>koszko-scripts</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>Wojtek's customized Guix</td><td class='sub right'></td></tr></table>
<table class='tabs'><tr><td>
<a href='/guix/about/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=05e1534ee81a21b1d8046ac2e21d5da4ec107fb9'>refs</a><a class='active' href='/guix/log/gnu/artwork.scm'>log</a><a href='/guix/tree/gnu/artwork.scm?id=05e1534ee81a21b1d8046ac2e21d5da4ec107fb9'>tree</a><a href='/guix/commit/gnu/artwork.scm?id=05e1534ee81a21b1d8046ac2e21d5da4ec107fb9'>commit</a><a href='/guix/diff/gnu/artwork.scm?id=05e1534ee81a21b1d8046ac2e21d5da4ec107fb9'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/artwork.scm'>
<input type='hidden' name='id' value='05e1534ee81a21b1d8046ac2e21d5da4ec107fb9'/><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=05e1534ee81a21b1d8046ac2e21d5da4ec107fb9'>root</a>/<a href='/guix/log/gnu?id=05e1534ee81a21b1d8046ac2e21d5da4ec107fb9'>gnu</a>/<a href='/guix/log/gnu/artwork.scm?id=05e1534ee81a21b1d8046ac2e21d5da4ec107fb9'>artwork.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/artwork.scm?id=05e1534ee81a21b1d8046ac2e21d5da4ec107fb9&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2019-03-05 23:08:53 +0100'>2019-03-05</span></td><td><a href='/guix/commit/gnu/artwork.scm?id=5387971a9ecf511e1dbbac992af3808437e58d56'>artwork: Update snapshot to b975164.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-02-10 23:25:01 +0100'>2019-02-10</span></td><td><a href='/guix/commit/gnu/artwork.scm?id=5e6a5aeebd7b735e5d5f2eed496cc1c7e8a5b4c9'>artwork: Update snapshot to e951905.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-11-05 00:08:47 +0100'>2018-11-05</span></td><td><a href='/guix/commit/gnu/artwork.scm?id=688d1a01e45eb1277a6337987bfd53f3fe3caaec'>artwork: Clone over HTTPS.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-06-07 15:58:16 -0400'>2017-06-07</span></td><td><a href='/guix/commit/gnu/artwork.scm?id=94db92f78ec9c849f9c8da05d4d35356909f9fbe'>artwork: Use a descriptive name for the source directory.</a><span class='msg-avail'>...</span></td><td>Leo Famulari</td></tr>