GLIB_CHECK_VERSION   78 include/portability.h #  if !GLIB_CHECK_VERSION(2,14,0)
GLIB_CHECK_VERSION  107 include/portability.h #  if !GLIB_CHECK_VERSION(2,16,0)
GLIB_CHECK_VERSION  169 include/portability.h #  if !GLIB_CHECK_VERSION(2,28,0)