Log Message:
-----------
Put back some not-so-unnecessary-as-all-that := usages. Per buildfarm.
Modified Files:
--------------
pgsql/src/pl/plperl:
GNUmakefile (r1.29 -> r1.30)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plperl/GNUmakefile.diff?r1=1.29&r2=1.30)
pgsql/src/pl/plpython:
Makefile (r1.27 -> r1.28)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plpython/Makefile.diff?r1=1.27&r2=1.28)