aligned makefiles to using include with paths

src/ebusd/Makefile.am

@@ -1,7 +1,6 @@
 AM_CXXFLAGS = -I$(top_srcdir)/src \
+	      -isystem$(top_srcdir) \
 	      -Wconversion -Wno-unused-parameter \
-	      -isystem$(top_srcdir)/src/lib/utils \
-	      -isystem$(top_srcdir)/src/lib/ebus \
 	      -DSYSCONFDIR=\"$(sysconfdir)\" \
 	      -DLOCALSTATEDIR=\"$(localstatedir)\"
 

src/lib/ebus/Makefile.am

@@ -1,4 +1,5 @@
 AM_CXXFLAGS = -I$(top_srcdir)/src \
+	      -isystem$(top_srcdir) \
 	      -Wconversion -Wno-unused-parameter
 
 noinst_LIBRARIES = libebus.a

src/lib/ebus/contrib/Makefile.am

@@ -1,4 +1,5 @@
 AM_CXXFLAGS = -I$(top_srcdir)/src \
+	      -isystem$(top_srcdir) \
 	      -Wno-unused-parameter
 
 noinst_LIBRARIES = libebuscontrib.a

src/lib/ebus/contrib/test/Makefile.am

@@ -1,4 +1,5 @@
 AM_CXXFLAGS = -I$(top_srcdir)/src \
+	      -isystem$(top_srcdir) \
 	      -Wno-unused-parameter
 
 noinst_PROGRAMS = test_contrib

src/lib/ebus/test/Makefile.am

@@ -1,4 +1,5 @@
 AM_CXXFLAGS = -I$(top_srcdir)/src \
+	      -isystem$(top_srcdir) \
 	      -Wno-unused-parameter
 
 noinst_PROGRAMS = test_filereader \

src/lib/utils/Makefile.am

@@ -1,4 +1,5 @@
 AM_CXXFLAGS = -I$(top_srcdir)/src \
+	      -isystem$(top_srcdir) \
 	      -Wconversion
 
 noinst_LIBRARIES = libutils.a

src/tools/Makefile.am

@@ -1,4 +1,5 @@
-AM_CXXFLAGS = -I$(top_srcdir)/src
+AM_CXXFLAGS = -I$(top_srcdir)/src \
+	      -isystem$(top_srcdir)
 
 bin_PROGRAMS = ebusctl \
 	       ebusfeed
@@ -17,4 +18,3 @@ endif
 distclean-local:
 	-rm -f Makefile.in
 	-rm -rf .libs
-