To ensure libiconv can be found by Guix, we need to link the library.

--- a/setup.py
+++ b/setup.py
@@ -81,8 +81,7 @@ else:
     libraries.extend(["m", "z"])
     _platform = sys.platform
     # Mac: iconv needs to be linked statically
-    if _platform.lower().startswith("darwin"):
-        libraries.append("iconv")
+    libraries.append("iconv")
 
 # Extensions
 sources.sort()

n='2'><a href='/'><img src='https://git.koszko.org/cgit-static/cgit.png' alt='cgit logo'/></a></td>
<td class='main'><a href='/'>index</a> : <a href='/guix/'>guix</a></td><td class='form'><form method='get'>
<input type='hidden' name='id' value='8937cd05d33055382ddb5336ce6e7dc8f5ca8b22'/><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=8937cd05d33055382ddb5336ce6e7dc8f5ca8b22'>refs</a><a class='active' href='/guix/log/gnu/system/images/pine64.scm'>log</a><a href='/guix/tree/gnu/system/images/pine64.scm?id=8937cd05d33055382ddb5336ce6e7dc8f5ca8b22'>tree</a><a href='/guix/commit/gnu/system/images/pine64.scm?id=8937cd05d33055382ddb5336ce6e7dc8f5ca8b22'>commit</a><a href='/guix/diff/gnu/system/images/pine64.scm?id=8937cd05d33055382ddb5336ce6e7dc8f5ca8b22'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/system/images/pine64.scm'>
<input type='hidden' name='id' value='8937cd05d33055382ddb5336ce6e7dc8f5ca8b22'/><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=8937cd05d33055382ddb5336ce6e7dc8f5ca8b22'>root</a>/<a href='/guix/log/gnu?id=8937cd05d33055382ddb5336ce6e7dc8f5ca8b22'>gnu</a>/<a href='/guix/log/gnu/system?id=8937cd05d33055382ddb5336ce6e7dc8f5ca8b22'>system</a>/<a href='/guix/log/gnu/system/images?id=8937cd05d33055382ddb5336ce6e7dc8f5ca8b22'>images</a>/<a href='/guix/log/gnu/system/images/pine64.scm?id=8937cd05d33055382ddb5336ce6e7dc8f5ca8b22'>pine64.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/system/images/pine64.scm?id=8937cd05d33055382ddb5336ce6e7dc8f5ca8b22&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-10-06 09:51:43 +0200'>2020-10-06</span></td><td><a href='/guix/commit/gnu/system/images/pine64.scm?id=8a4f1eef98490827b331460d7432de843926869b'>images: Add pine64-barebones-raw-image.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2020-10-05 11:16:47 +0200'>2020-10-05</span></td><td><a href='/guix/commit/gnu/system/images/pine64.scm?id=599954c1377a4fc8936f7f341a678ecb9579a2c6'>images: Add pine64 support.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>