Make sure the build system honors CPATH and LIBRARY_PATH when looking for
headers and libraries.

--- Python-2.7.10/setup.py	2015-10-07 18:33:18.125153186 +0200
+++ Python-2.7.10/setup.py	2015-10-07 18:33:47.497347552 +0200
@@ -526,6 +526,10 @@ class PyBuildExt(build_ext):
             inc_dirs += ['/system/include', '/atheos/autolnk/include']
             inc_dirs += os.getenv('C_INCLUDE_PATH', '').split(os.pathsep)
 
+        # Always honor these variables.
+        lib_dirs += os.getenv('LIBRARY_PATH', '').split(os.pathsep)
+        inc_dirs += os.getenv('CPATH', '').split(os.pathsep)
+
         # OSF/1 and Unixware have some stuff in /usr/ccs/lib (like -ldb)
         if host_platform in ['osf1', 'unixware7', 'openunix8']:
             lib_dirs += ['/usr/ccs/lib']
cripts'>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>
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<input type='hidden' name='id' value='cfc66063193aa463df5d4b1013e5e6961db6b740'/><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>
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<div class='path'>path: <a href='/guix/log/?id=cfc66063193aa463df5d4b1013e5e6961db6b740'>root</a>/<a href='/guix/log/.patman?id=cfc66063193aa463df5d4b1013e5e6961db6b740'>.patman</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/.patman?id=cfc66063193aa463df5d4b1013e5e6961db6b740&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-10-22 16:09:04 -0400'>2023-10-22</span></td><td><a href='/guix/commit/.patman?id=f44fa21c3ec1d9bf1b9da009e1c795942bf654eb'>gnu: patman: Apply patch for new Change-Id setting.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/bootloaders.scm (u-boot) [source]: Apply patch.
* gnu/packages/patches/u-boot-patman-change-id.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it.
* .patman (keep_change_id): Use it.

Series-changes: 3
 - New commit
Change-Id: I33c03013f6a260b5f5d80212b7b6ebe8a3f97efa
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2023-05-01 12:39:11 -0400'>2023-05-01</span></td><td><a href='/guix/commit/.patman?id=f21007ce4aceeacf5bbfc7cd45d526073141f194'>.patman: Remove get_maintainer_script option.</a><span class='msg-avail'>...<span class='msg-tooltip'>This is now handled at the level of git via its new '--header-cmd' option,
which produces X-Debbugs-CC headers.

* .patman (get_maintainer_script): Delete option.
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2023-02-25 23:10:59 -0500'>2023-02-25</span></td><td><a href='/guix/commit/.patman?id=cb0d8100b288b5b0d130820207db17764b7d2140'>.patman: Ignore bad tags.</a><span class='msg-avail'>...<span class='msg-tooltip'>The feature is not used in Guix, and it produces extraneous warnings.

* .patman (ignore_bad_tags): Set option to True.
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2022-12-28 15:36:33 -0500'>2022-12-28</span></td><td><a href='/guix/commit/.patman?id=fde5af3962c8fafc5d20e5d742cc7aea907f3563'>.patman: New configuration file.</a><span class='msg-avail'>...<span class='msg-tooltip'>* .patman: New file.

Series-to: 60218@debbugs.gnu.org
Series-cc: rekado@elephly.net, othacehe@gnu.org
Series-version: 2
</span></span></td><td>Maxim Cournoyer</td></tr>