Log Message:
-----------
Improve portability of 'tr' invocation in PGAC_ARG_CHECK. Reported by
Olivier Prenant, fixed by Peter.
Modified Files:
--------------
pgsql/config:
general.m4 (r1.7 -> r1.8)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/config/general.m4.diff?r1=1.7&r2=1.8)
pgsql:
configure (r1.520 -> r1.521)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/configure.diff?r1=1.520&r2=1.521)
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