[gupnp] Fix LD_LIBRARY_PATH handling in make check

[Jens Georg <jensgeorg src gnome org>]

commit 72695f5e8080b72719068475e566c92b144734d5
Author: Jens Georg <mail jensge org>
Date:   Fri Nov 30 14:50:32 2012 +0100

    Fix LD_LIBRARY_PATH handling in make check

 tests/gtest/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/tests/gtest/Makefile.am b/tests/gtest/Makefile.am
index c4cd246..fa0fae1 100644
--- a/tests/gtest/Makefile.am
+++ b/tests/gtest/Makefile.am
@@ -1,6 +1,6 @@
 if HAVE_GTEST
 TESTS_ENVIRONMENT = G_SLICE=debug-blocks \
-		    LD_LIBRARY_PATH=$(top_builddir)/libgupnp/.libs
+		    LD_LIBRARY_PATH=$(top_builddir)/libgupnp/.libs:$(LD_LIBRARY_PATH)
 
 TESTS=$(check_PROGRAMS)