Fix build on OSX.

Author: kohei-us

src/python/Makefile.am

@@ -1,12 +1,14 @@
 if BUILD_PYTHON
 
+AM_CPPFLAGS = $(BOOST_CPPFLAGS) $(PYTHON_CFLAGS) $(MDDS_CFLAGS)
+
 pyexec_LTLIBRARIES = _orcus.la _orcus_json.la
 
 _orcus_la_SOURCES = \
 	python.cpp
 
 _orcus_la_LDFLAGS = -module -avoid-version -export-symbols-regex PyInit__orcus
-_orcus_la_CPPFLAGS = -I$(top_srcdir)/include $(PYTHON_CFLAGS) $(MDDS_CFLAGS)
+_orcus_la_CPPFLAGS = -I$(top_srcdir)/include $(AM_CPPFLAGS)
 _orcus_la_LIBADD = \
 	../liborcus/liborcus-@ORCUS_API_VERSION@.la \
 	../parser/liborcus-parser-@ORCUS_API_VERSION@.la \
@@ -16,7 +18,7 @@ _orcus_json_la_SOURCES = \
 	json.cpp
 
 _orcus_json_la_LDFLAGS = -module -avoid-version -export-symbols-regex PyInit__orcus_json
-_orcus_json_la_CPPFLAGS = -I$(top_srcdir)/include $(PYTHON_CFLAGS) $(MDDS_CFLAGS)
+_orcus_json_la_CPPFLAGS = -I$(top_srcdir)/include $(AM_CPPFLAGS)
 _orcus_json_la_LIBADD = \
 	../liborcus/liborcus-@ORCUS_API_VERSION@.la \
 	../parser/liborcus-parser-@ORCUS_API_VERSION@.la \

src/spreadsheet/Makefile.am

@@ -2,6 +2,8 @@ if BUILD_SPREADSHEET_MODEL
 
 AM_CPPFLAGS = -I$(top_srcdir)/include -D__ORCUS_SPM_BUILDING_DLL
 
+AM_CPPFLAGS += $(BOOST_CPPFLAGS)
+
 COMMON_CPPFLAGS = $(AM_CPPFLAGS)
 
 if HAVE_STATIC_LIB