AutoSplit will fail to create an index for files whose modification time is 0
because its default time for a non-existent index is 1.  Set this default time
to -1 instead.

--- perl-5.16.1/cpan/AutoLoader/lib/AutoSplit.pm.orig	2012-02-14 22:44:36.000000000 -0600
+++ perl-5.16.1/cpan/AutoLoader/lib/AutoSplit.pm	2015-09-09 19:59:22.208708921 -0500
@@ -361,7 +361,7 @@
     my($al_idx_file) = catfile($autodir, $modpname, $IndexFile);
 
     if ($check_mod_time){
-	my($al_ts_time) = (stat("$al_idx_file"))[9] || 1;
+	my($al_ts_time) = (stat("$al_idx_file"))[9] || -1;
 	if ($al_ts_time >= $pm_mod_time and
 	    $al_ts_time >= $self_mod_time){
 	    print "AutoSplit skipped ($al_idx_file newer than $filename)\n"
();'>
<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=4e92911c828fda34636f90b653ec7046fd97602e'>refs</a><a class='active' href='/guix/log/gnu/packages/digest.scm'>log</a><a href='/guix/tree/gnu/packages/digest.scm?id=4e92911c828fda34636f90b653ec7046fd97602e'>tree</a><a href='/guix/commit/gnu/packages/digest.scm?id=4e92911c828fda34636f90b653ec7046fd97602e'>commit</a><a href='/guix/diff/gnu/packages/digest.scm?id=4e92911c828fda34636f90b653ec7046fd97602e'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/packages/digest.scm'>
<input type='hidden' name='id' value='4e92911c828fda34636f90b653ec7046fd97602e'/><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=4e92911c828fda34636f90b653ec7046fd97602e'>root</a>/<a href='/guix/log/gnu?id=4e92911c828fda34636f90b653ec7046fd97602e'>gnu</a>/<a href='/guix/log/gnu/packages?id=4e92911c828fda34636f90b653ec7046fd97602e'>packages</a>/<a href='/guix/log/gnu/packages/digest.scm?id=4e92911c828fda34636f90b653ec7046fd97602e'>digest.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/digest.scm?id=4e92911c828fda34636f90b653ec7046fd97602e&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2017-12-31 22:18:22 +0100'>2017-12-31</span></td><td><a href='/guix/commit/gnu/packages/digest.scm?id=cc17345d549d9c99f625793bffa56bfa42abade7'>gnu: Add xxhash.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>