[glib] Link libglib against -lrt if we have clock_gettime

[Ryan Lortie <ryanl src gnome org>]

commit 817b322ca781009617c40c4a05250ce412ecd0e8
Author: Ryan Lortie <desrt desrt ca>
Date:   Fri Oct 22 17:16:47 2010 +0200

    Link libglib against -lrt if we have clock_gettime

 configure.ac     |    2 ++
 glib/Makefile.am |    2 +-
 2 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index cd24456..c6fc9a1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2384,8 +2384,10 @@ AC_CHECK_FUNCS(clock_gettime, [], [
     AC_DEFINE(HAVE_CLOCK_GETTIME, 1)
     G_THREAD_LIBS="$G_THREAD_LIBS -lrt"
     G_THREAD_LIBS_FOR_GTHREAD="$G_THREAD_LIBS_FOR_GTHREAD -lrt"
+    GLIB_RT_LIBS="-lrt"
   ])
 ])
+AC_SUBST(GLIB_RT_LIBS)
 
 AC_CACHE_CHECK(for monotonic clocks,
     glib_cv_monotonic_clock,AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
diff --git a/glib/Makefile.am b/glib/Makefile.am
index 6f3d526..d757773 100644
--- a/glib/Makefile.am
+++ b/glib/Makefile.am
@@ -334,7 +334,7 @@ pcre_lib =
 pcre_inc =
 endif
 
-libglib_2_0_la_LIBADD = libcharset/libcharset.la $(printf_la) @GIO@ @GSPAWN@ @PLATFORMDEP@ @ICONV_LIBS@ @G_LIBS_EXTRA@ $(pcre_lib)
+libglib_2_0_la_LIBADD = libcharset/libcharset.la $(printf_la) @GIO@ @GSPAWN@ @PLATFORMDEP@ @ICONV_LIBS@ @G_LIBS_EXTRA@ $(pcre_lib) $(GLIB_RT_LIBS)
 libglib_2_0_la_DEPENDENCIES = libcharset/libcharset.la $(printf_la) @GIO@ @GSPAWN@ @PLATFORMDEP@ $(glib_win32_res) $(glib_def)
 
 libglib_2_0_la_LDFLAGS = $(GLIB_LINK_FLAGS) \