Otherwise, suncc reports error when parsing /usr/include/glib-2.0/glib/ghostutils.h,
and stops parsing rest headers.
https://bugzilla.gnome.org/show_bug.cgi?id=605108
-I$(GLIB_INCLUDEDIR) \
-I$(GLIB_LIBDIR)/glib-2.0/include \
-DGETTEXT_PACKAGE=Dummy \
-I$(GLIB_INCLUDEDIR) \
-I$(GLIB_LIBDIR)/glib-2.0/include \
-DGETTEXT_PACKAGE=Dummy \
-D__G_I18N_LIB_H__
GLib_2_0_gir_ASSERTIONS = $(srcdir)/GLib-2.0.xpath
GLib_2_0_gir_FILES = \
-D__G_I18N_LIB_H__
GLib_2_0_gir_ASSERTIONS = $(srcdir)/GLib-2.0.xpath
GLib_2_0_gir_FILES = \