Consistenly format variables in */Makefile.am files
Change-Id: Ifa21513c007072314097b7bec188579972dc1694
diff --git a/openbsc/src/libiu/Makefile.am b/openbsc/src/libiu/Makefile.am
index 1968d3e..e5f9e27 100644
--- a/openbsc/src/libiu/Makefile.am
+++ b/openbsc/src/libiu/Makefile.am
@@ -1,10 +1,28 @@
-AM_CPPFLAGS = $(all_includes) -I$(top_srcdir)/include -I$(top_builddir)
-AM_CFLAGS=-Wall $(LIBOSMOCORE_CFLAGS) $(LIBOSMOVTY_CFLAGS) \
- $(LIBOSMOGSM_CFLAGS) $(LIBOSMOABIS_CFLAGS) $(COVERAGE_CFLAGS) $(LIBCRYPTO_CFLAGS) \
+AM_CPPFLAGS = \
+ $(all_includes) \
+ -I$(top_srcdir)/include \
+ -I$(top_builddir) \
+ $(NULL)
+
+AM_CFLAGS = \
+ -Wall \
+ $(COVERAGE_CFLAGS) \
+ $(LIBCRYPTO_CFLAGS) \
$(LIBASN1C_CFLAGS) \
- $(LIBOSMOSIGTRAN_CFLAGS) $(LIBOSMORANAP_CFLAGS)
+ $(LIBOSMOCORE_CFLAGS) \
+ $(LIBOSMOVTY_CFLAGS) \
+ $(LIBOSMOGSM_CFLAGS) \
+ $(LIBOSMOABIS_CFLAGS) \
+ $(LIBOSMOSIGTRAN_CFLAGS) \
+ $(LIBOSMORANAP_CFLAGS) \
+ $(NULL)
-noinst_LIBRARIES = libiu.a
+noinst_LIBRARIES = \
+ libiu.a \
+ $(NULL)
-libiu_a_SOURCES = iu.c iu_vty.c
+libiu_a_SOURCES = \
+ iu.c \
+ iu_vty.c \
+ $(NULL)