Log Message:-----------Fix compile for no O_SYNC, but introduced with O_DIRECT.
Modified Files:-------------- pgsql/src/backend/access/transam: xlog.c (r1.213 -> r1.214) (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/access/transam/xlog.c.diff?r1=1.213&r2=1.214)
