Taken from https://bug1339931.bmoattachments.org/attachment.cgi?id=8837770.

Add major version to pkg-config filename.
Author: Rico Tzschichholz <ricotz@ubuntu.com>
Forwarded: no
Last-Update: 2015-05-04

Index: b/js/src/Makefile.in
===================================================================
--- a/js/src/Makefile.in
+++ b/js/src/Makefile.in
@@ -214,10 +214,10 @@
 $(JS_CONFIG_NAME): js-config
    cp $^ $@
 
-$(LIBRARY_NAME).pc: js.pc
+$(JS_LIBRARY_NAME).pc: js.pc
 	cp $^ $@
 
-install:: $(LIBRARY_NAME).pc
+install:: $(JS_LIBRARY_NAME).pc
 	$(SYSINSTALL) $^ $(DESTDIR)$(libdir)/pkgconfig
 
 install:: js-config.h
ype='hidden' name='id' value='7c9016bbadee306d1d470a1b44fc2b640842281e'/><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>
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<tr><td><span title='2020-06-08 11:03:11 +0200'>2020-06-08</span></td><td><a href='/guix/commit/gnu/system/examples/bare-bones.tmpl?id=0dddaa7b017b9d4c0c1fc6598cc24b951e159d83'>system: bare-bones: Remove dependency to X libraries.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2019-03-25 23:37:06 +0100'>2019-03-25</span></td><td><a href='/guix/commit/gnu/system/examples/bare-bones.tmpl?id=cf848cc0a17a3a58d600116896f6e7abfb0440d4'>accounts: Add default value for the 'home-directory' field of &lt;user-account&gt;.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-01-23 18:01:16 +0100'>2019-01-23</span></td><td><a href='/guix/commit/gnu/system/examples/bare-bones.tmpl?id=907dd32720cf7ae94876c1da2df775f524f5f795'>gnu: Replace all cons* with beginner-friendly (append (list ...)).</a><span class='msg-avail'>...</span></td><td>Pierre Neidhardt</td></tr>
<tr><td><span title='2018-11-26 11:10:20 +0100'>2018-11-26</span></td><td><a href='/guix/commit/gnu/system/examples/bare-bones.tmpl?id=0c17f72070cbfb04f311b776a080849b369aac25'>services: openssh: Install OpenSSH in the system profile.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-10-18 01:12:22 +0200'>2018-10-18</span></td><td><a href='/guix/commit/gnu/system/examples/bare-bones.tmpl?id=39d7fdce453b0ca23ecbed72048647debbaa58a6'>services: dhcp-client: Deprecate 'dhcp-client-service' procedure.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-07-05 11:44:46 +0200'>2018-07-05</span></td><td><a href='/guix/commit/gnu/system/examples/bare-bones.tmpl?id=fc0e663f782896f542d008c871d21b9cf636a75c'>doc: Improve UEFI/BIOS bootloader documentation.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-05-28 13:24:11 +0200'>2018-05-28</span></td><td><a href='/guix/commit/gnu/system/examples/bare-bones.tmpl?id=a5acc17a3c10a3779b5b8b1a2565ef130be77e51'>file-systems: Remove 'title' field and add &lt;file-system-label&gt;.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>