As is done everywhere else.
From what I can gather from make -C tests/check V=1 $(GST_PLUGINS_BAD_CFLAGS) is
required in order to find in-tree headers as well as srcdir != builddir
configurations.
$(GST_PLUGINS_BASE_LIBS) -lgstvideo-$(GST_API_VERSION) \
$(GST_BASE_LIBS) $(GST_LIBS) $(LDADD)
+pipelines_simple_launch_lines_CFLAGS = \
+ $(GST_PLUGINS_BAD_CFLAGS) \
+ -DGST_USE_UNSTABLE_API \
+ $(GST_BASE_CFLAGS) $(GST_CFLAGS) $(AM_CFLAGS)
+
+pipelines_simple_launch_lines_LDADD = \
+ $(GST_BASE_LIBS) $(GST_LIBS) $(LDADD)
+
libs_aggregator_LDADD = \
$(top_builddir)/gst-libs/gst/base/libgstbadbase-@GST_API_VERSION@.la \
$(GST_PLUGINS_BASE_LIBS) \