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
52b4fb8ceefb0d8c46696017725a12c5'/><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=387ca84d52b4fb8ceefb0d8c46696017725a12c5'>refs</a><a class='active' href='/guix/log/doc/fdl-1.3.texi'>log</a><a href='/guix/tree/doc/fdl-1.3.texi?id=387ca84d52b4fb8ceefb0d8c46696017725a12c5'>tree</a><a href='/guix/commit/doc/fdl-1.3.texi?id=387ca84d52b4fb8ceefb0d8c46696017725a12c5'>commit</a><a href='/guix/diff/doc/fdl-1.3.texi?id=387ca84d52b4fb8ceefb0d8c46696017725a12c5'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/doc/fdl-1.3.texi'>
<input type='hidden' name='id' value='387ca84d52b4fb8ceefb0d8c46696017725a12c5'/><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=387ca84d52b4fb8ceefb0d8c46696017725a12c5'>root</a>/<a href='/guix/log/doc?id=387ca84d52b4fb8ceefb0d8c46696017725a12c5'>doc</a>/<a href='/guix/log/doc/fdl-1.3.texi?id=387ca84d52b4fb8ceefb0d8c46696017725a12c5'>fdl-1.3.texi</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/doc/fdl-1.3.texi?id=387ca84d52b4fb8ceefb0d8c46696017725a12c5&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-03-10 20:26:52 +0100'>2020-03-10</span></td><td><a href='/guix/commit/doc/fdl-1.3.texi?id=21656ffa3b6d78a610f0befced20cc9b4b3baab6'>doc: Use HTTPS for external links.</a><span class='msg-avail'>...<span class='msg-tooltip'>* doc/contributing.texi
  (14.1 Building from Git,
   14.3 The Perfect Setup,
   14.4.1 Software Freedom,
   14.4.4 Synopses and Descriptions,
   14.5.4 Formatting Code):
   Use HTTPS for @uref{}s and @url{}s that support it.

* doc/fdl-1.3.texi
  (Appendix A GNU Free Documentation License):
  Use HTTPS for @uref{}s and @url{}s that support it.

* doc/guix.texi
  (6.3 Build Systems,
   8.8.4 Networking Services,
   8.8.8 Sound Services,
   8.8.16 Web Services,
   8.11 Name Service Switch,
   12.2 Preparing to Use the Bootstrap Binaries);
   Use HTTPS for @uref{}s and @url{}s that support it.

Signed-off-by: Marius Bakke &lt;mbakke@fastmail.com&gt;
</span></span></td><td>Vitaliy Shatrov</td></tr>