Massive commits for SunOS4 port.

configure

configure.in

src/Makefile.global.in

src/Makefile.shlib

src/backend/utils/adt/formatting.c

src/bin/pg_dump/Makefile

src/bin/pg_dump/pg_restore.c

src/bin/pg_id/pg_id.c

src/bin/psql/Makefile

src/bin/psql/input.c

src/bin/psql/print.c

src/bin/psql/stringutils.c

src/include/config.h.in

src/interfaces/ecpg/preproc/ecpg.c

src/makefiles/Makefile.sunos4