Log Message:
-----------
Put back libpq link, but make sure that libpq's in-tree directory is
mentioned before the system directories.
Modified Files:
--------------
pgsql/src/interfaces/ecpg/test:
Makefile.regress (r1.7 -> r1.8)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/test/Makefile.regress.diff?r1=1.7&r2=1.8)