made sure SQLITE_CFLAGS is used

git-svn-id: svn://bind10.isc.org/svn/bind10/trunk@3390 e5f2f494-b856-4b98-b285-d166d9295462

src/lib/datasrc/tests/Makefile.am

@@ -1,6 +1,7 @@
 AM_CPPFLAGS = -I$(top_srcdir)/src/lib -I$(top_builddir)/src/lib
 AM_CPPFLAGS += -I$(top_builddir)/src/lib/dns -I$(top_srcdir)/src/lib/dns
 AM_CPPFLAGS += $(BOOST_INCLUDES)
+AM_CPPFLAGS += $(SQLITE_CFLAGS)
 AM_CPPFLAGS += -DTEST_DATA_DIR=\"$(srcdir)/testdata\"
 
 AM_CXXFLAGS = $(B10_CXXFLAGS)