Log Message:
-----------
Code cleanup: use "bool" for Boolean variables, rather than "int".
Modified Files:
--------------
    pgsql/src/backend/utils/adt:
        datetime.c (r1.178 -> r1.179)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/datetime.c.diff?r1=1.178&r2=1.179)