Turn on --enable-new-dtags by default to make the linker set RUNPATH
instead of RPATH on binaries.  This is important because RUNPATH can
be overriden using LD_LIBRARY_PATH at runtime.

Patch from Nixpkgs by Eelco Dolstra <eelco.dolstra@logicblox.com>.

--- binutils/ld/ldmain.c
+++ binutils/ld/ldmain.c
@@ -296,6 +296,7 @@ main (int argc, char **argv)

   link_info.allow_undefined_version = TRUE;
   link_info.keep_memory = TRUE;
+  link_info.new_dtags = TRUE;
   link_info.combreloc = TRUE;
   link_info.strip_discarded = TRUE;
   link_info.callbacks = &link_callbacks;
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<div class='path'>path: <a href='/guix/log/?id=7e35b9dd3ddb6ec4b9bed3c01a99fe1638e96c66'>root</a>/<a href='/guix/log/gnu?id=7e35b9dd3ddb6ec4b9bed3c01a99fe1638e96c66'>gnu</a>/<a href='/guix/log/gnu/packages?id=7e35b9dd3ddb6ec4b9bed3c01a99fe1638e96c66'>packages</a>/<a href='/guix/log/gnu/packages/ncdu.scm?id=7e35b9dd3ddb6ec4b9bed3c01a99fe1638e96c66'>ncdu.scm</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/gnu/packages/ncdu.scm?id=7e35b9dd3ddb6ec4b9bed3c01a99fe1638e96c66&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2014-01-25 16:20:24 +0100'>2014-01-25</span></td><td><a href='/guix/commit/gnu/packages/ncdu.scm?id=4f3a10d59d9dcf14881d9ea1f25c5d94e3d381b1'>gnu: ncdu: New module</a></td><td>John Darrington</td></tr>