This fixes a bug with the libevent backend on 32-bit platforms:

  https://github.com/wingo/fibers/issues/86

diff --git a/extensions/libevent.c b/extensions/libevent.c
index 4f44de9..52c9d73 100644
--- a/extensions/libevent.c
+++ b/extensions/libevent.c
@@ -215,7 +215,8 @@ run_event_loop (void *p)
     microsec = -1;
   else if (data->timeout >= 0)
     {
-      microsec = data->timeout / time_units_per_microsec;
+      microsec = (time_units_per_microsec == 0)
+	? 0 : data->timeout / time_units_per_microsec;
       tv.tv_sec = 0;
       tv.tv_usec = microsec;
     }
et'>
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<div class='path'>path: <a href='/guix/log/?id=5499345749a4ce1275773b9353446b2fca63bdba'>root</a>/<a href='/guix/log/etc?id=5499345749a4ce1275773b9353446b2fca63bdba'>etc</a>/<a href='/guix/log/etc/completion?id=5499345749a4ce1275773b9353446b2fca63bdba'>completion</a>/<a href='/guix/log/etc/completion/bash?id=5499345749a4ce1275773b9353446b2fca63bdba'>bash</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/etc/completion/bash?id=5499345749a4ce1275773b9353446b2fca63bdba&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2018-11-06 00:04:11 +0100'>2018-11-06</span></td><td><a href='/guix/commit/etc/completion/bash?id=7082873ea2771ebef900333e0fa7468d6395f330'>bash completion: Restore completion of available packages for 'guix build'.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes a regression introduced in
9b0a755f642542dd96065ad05ec9d844d8077fd7 whereby 'guix build TAB' would
not suggest any completion.

* etc/completion/bash/guix (_guix_complete): Arrange so 'guix build TAB'
completes available packages.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-07-03 06:58:51 +0300'>2018-07-03</span></td><td><a href='/guix/commit/etc/completion/bash?id=3a15d0aa9c55881ddc3a21570350a743c28a6c92'>bash completion: Complete files names after 'guix weather -m'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/completion/bash/guix (_guix_complete): Complete files names after 'guix
weather -m'.
</span></span></td><td>Oleg Pykhalov</td></tr>
<tr><td><span title='2018-07-03 06:58:51 +0300'>2018-07-03</span></td><td><a href='/guix/commit/etc/completion/bash?id=9b0a755f642542dd96065ad05ec9d844d8077fd7'>bash completion: Complete files names after 'guix build -L'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/completion/bash/guix (_guix_complete): Complete files names after 'guix
build -L'.
</span></span></td><td>Oleg Pykhalov</td></tr>
<tr><td><span title='2018-06-16 21:23:11 +0300'>2018-06-16</span></td><td><a href='/guix/commit/etc/completion/bash?id=bba0fa2499eefab02cacfed9958dc498abfd484d'>Add guix-daemon Bash completion file.</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/completion/bash/guix-daemon: New file.
* Makefile.am (dist_bashcompletion_DATA): Add this.
</span></span></td><td>Oleg Pykhalov</td></tr>
<tr><td><span title='2018-02-17 22:23:07 +0300'>2018-02-17</span></td><td><a href='/guix/commit/etc/completion/bash?id=f5f916792c7069a22d95c5b7c68bcf3bbb86e451'>bash completion: Complete files names after 'guix package -m'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/completion/bash/guix (_guix_is_dash_m): New function.
(_guix_complete): Add this.
</span></span></td><td>Oleg Pykhalov</td></tr>
<tr><td><span title='2017-08-22 23:13:42 +0200'>2017-08-22</span></td><td><a href='/guix/commit/etc/completion/bash?id=ed8634c404410ed5e0d3ab06e43bd50d4eed9c42'>bash completion: Complete files names after 'guix download'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/completion/bash/guix (_guix_complete): When the command is "download",
use __guix_complete_file.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2017-02-07 00:08:10 +0100'>2017-02-07</span></td><td><a href='/guix/commit/etc/completion/bash?id=f2c66fbe1f01b720741e0fe2bfa619ca2862a6b8'>bash completion: Complete subcommands for the current word.</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/completion/bash/guix (_guix_complete_subcommand): Refer to
the $COMP_CWORD element instead of the last element.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-02-07 00:08:10 +0100'>2017-02-07</span></td><td><a href='/guix/commit/etc/completion/bash?id=a93c1c59218aac49382c35fe23d1e0f021e6e676'>bash completion: Properly complete 'guix container exec'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/completion/bash/guix (_guix_complete_pid): New function.
(_guix_complete): Add case for "container".
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-02-07 00:08:10 +0100'>2017-02-07</span></td><td><a href='/guix/commit/etc/completion/bash?id=e109ed3922f2a3ff68a77f727ead27f2eb4a82ab'>bash completion: Complete file names after 'guix system COMMAND'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/completion/bash/guix (_guix_complete): When the command is
"system" and $COMP_CWORD &gt; 2, use _guix_complete_file.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-02-07 00:08:10 +0100'>2017-02-07</span></td><td><a href='/guix/commit/etc/completion/bash?id=3454f7edf9eb2901115cab522d980df712fa4078'>bash completion: Complete 'guix gc' with file names.</a><span class='msg-avail'>...<span class='msg-tooltip'>Reported by a couple of cool folks at a bar in Brussels.

* etc/completion/bash/guix (_guix_complete): Use '_guix_complete_file'
for 'guix gc'.  This fixes completion of 'guix gc -d'.
</span></span></td><td>Ludovic Courtès</td></tr>