This patch fixes a bug in guile-rsvg's build system, whereby the CFLAGS
and LDFLAGS for Guile would not be captured.

--- guile-rsvg-2.18.1/configure.ac	2015-08-31 22:30:30.578909480 +0200
+++ guile-rsvg-2.18.1/configure.ac	2015-08-31 22:32:15.071516084 +0200
@@ -39,6 +39,10 @@ AC_SUBST(WARN_CFLAGS)
 
 GUILE_PKG([2.2 2.0 1.8])
 
+dnl The above macro fails to set the 'GUILE_CFLAGS' and 'GUILE_LIBS'
+dnl substitution variables, hence this line.
+PKG_CHECK_MODULES(GUILE, guile-$GUILE_EFFECTIVE_VERSION)
+
 PKG_CHECK_MODULES(GUILE_CAIRO, guile-cairo >= 1.4.0)
 AC_SUBST(GUILE_CAIRO_LIBS)
 AC_SUBST(GUILE_CAIRO_CFLAGS)
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<tr><td><span title='2019-05-27 22:47:24 +0200'>2019-05-27</span></td><td><a href='/guix/commit/tests/lzlib.scm?id=2a991f3ae4823730395c7970d83159e93d5f5fe2'>lzlib: Add 'make-lzip-input-port/compressed'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/lzlib.scm (lzwrite!, make-lzip-input-port/compressed): New
procedures.
* tests/lzlib.scm ("make-lzip-input-port/compressed"): New test.
* guix/tests.scm (%seed): Export.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-05-06 23:21:33 +0200'>2019-05-06</span></td><td><a href='/guix/commit/tests/lzlib.scm?id=fea338c6ca1922097fa233be85f424c152a4f507'>Add (guix lzlib).</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/lzlib.scm, tests/lzlib.scm: New files.
* Makefile.am (MODULES): Add guix/lzlib.scm.
(SCM_TESTS): Add tests/lzlib.scm.
* m4/guix.m4 (GUIX_LIBLZ_LIBDIR): New macro.
* configure.ac (LIBLZ_LIBDIR): Use it.  Define and substitute
'LIBLZ'.
* guix/config.scm.in (%liblz): New variable.
* guix/self.scm (make-config.scm): Add TODO comment.

Co-authored-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Pierre Neidhardt</td></tr>