utils/osmo-stat-dummy/Makefile.am: drop empty variables

Change-Id: I1b9497900b0eebd77fd226f52a9050cdbd9e6cdc
diff --git a/utils/osmo-stat-dummy/Makefile.am b/utils/osmo-stat-dummy/Makefile.am
index f1faa3d..0232736 100644
--- a/utils/osmo-stat-dummy/Makefile.am
+++ b/utils/osmo-stat-dummy/Makefile.am
@@ -1,10 +1,10 @@
 if ENABLE_UTILITIES
 noinst_PROGRAMS = osmo-stat-dummy
 osmo_stat_dummy_SOURCES = osmo-stat-dummy.c
-osmo_stat_dummy_LDADD = $(LDADD) $(TALLOC_LIBS) \
+osmo_stat_dummy_LDADD = $(TALLOC_LIBS) \
 			$(top_builddir)/src/vty/libosmovty.la \
 			$(top_builddir)/src/ctrl/libosmoctrl.la \
 			$(top_builddir)/src/core/libosmocore.la
-osmo_stat_dummy_CFLAGS = -Wall $(TALLOC_CFLAGS) $(LIBOSMOCORE_CFLAGS) $(LIBOSMOVTY_CFLAGS) $(LIBOSMOCTRL_CFLAGS)
+osmo_stat_dummy_CFLAGS = -Wall $(TALLOC_CFLAGS)
 osmo_stat_dummy_CPPFLAGS = -I$(top_srcdir)/include -I$(top_builddir)/include
 endif