GCC 4.9 and later have libvtv and, just like libstdc++ (see
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=32354), it doesn't
have $libdir in its RUNPATH, but it NEEDs libgcc_s.  This patch
fixes that.

--- gcc-4.9.2/libvtv/Makefile.in	2014-10-30 09:28:58.000000000 +0100
+++ gcc-4.9.2/libvtv/Makefile.in	2015-04-30 09:51:04.161129705 +0200
@@ -15,6 +15,7 @@
 
 @SET_MAKE@
 
+AM_LDFLAGS = -Wl,-rpath=$(libdir)
 
 VPATH = @srcdir@
 pkgdatadir = $(datadir)/@PACKAGE@
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<tr><td><span title='2021-11-12 12:06:58 +0000'>2021-11-12</span></td><td><a href='/guix/commit/gnu/system/image.scm?id=096a2bf8c59a955c634cc838e7f7111941c07b37'>image: Support generating GPT images via `partition-table-type`.</a><span class='msg-avail'>...</span></td><td>Ryan Sundberg</td></tr>
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<tr><td><span title='2020-12-04 14:06:49 +0100'>2020-12-04</span></td><td><a href='/guix/commit/gnu/system/image.scm?id=83de7ee662fd42cce410dd8c395922647f3aeb13'>image: Fix ISO image production.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2020-11-17 15:20:02 -0500'>2020-11-17</span></td><td><a href='/guix/commit/gnu/system/image.scm?id=1ec366cdfd92e4913ab7d1096520410272e3c89c'>image: Remove conflicting user-provided EFI file system.</a><span class='msg-avail'>...</span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2020-11-08 14:28:32 +0100'>2020-11-08</span></td><td><a href='/guix/commit/gnu/system/image.scm?id=f9926c071fac87925564b304c74dd6f2840b60a2'>image: Offload "disk-image" derivations.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-11-03 23:47:14 +0100'>2020-11-03</span></td><td><a href='/guix/commit/gnu/system/image.scm?id=99efa804bd6df5de4760ec5974ed2297f1746366'>image: Allow offloading of "partition.img" and "image.iso" builds.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-11-02 17:17:52 +0100'>2020-11-02</span></td><td><a href='/guix/commit/gnu/system/image.scm?id=c0458011174ece1871ed980b07a092615e1a5d3d'>system: image: Introduce arm32-raw image type.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2020-10-14 15:22:55 +0200'>2020-10-14</span></td><td><a href='/guix/commit/gnu/system/image.scm?id=281869e6f8d5b7ea6300c5b93acb324a6011585e'>image: Use 'raise' from (srfi srfi-34).</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-10-05 11:16:47 +0200'>2020-10-05</span></td><td><a href='/guix/commit/gnu/system/image.scm?id=599954c1377a4fc8936f7f341a678ecb9579a2c6'>images: Add pine64 support.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2020-10-05 11:10:35 +0200'>2020-10-05</span></td><td><a href='/guix/commit/gnu/system/image.scm?id=b97b423e3f61c80d5877dadc95b3f316cd61788f'>bootloader: Fix u-boot installation.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2020-10-02 14:54:26 +0200'>2020-10-02</span></td><td><a href='/guix/commit/gnu/system/image.scm?id=23ad7e92b1464e6e951603e79d3edbaffd5a5fa0'>system: image: Add qcow2 image type.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2020-09-30 10:47:59 +0200'>2020-09-30</span></td><td><a href='/guix/commit/gnu/system/image.scm?id=10b135cef54348e48805bd9c64b463c465c65eb5'>system: image: Add image-type support.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2020-09-29 11:42:52 +0200'>2020-09-29</span></td><td><a href='/guix/commit/gnu/system/image.scm?id=f441e3e8b5fbc2406fa924d3761774bbd50cc683'>image: Add support for compressed-qcow2 format.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>