t-aix43 (AR_FLAGS_FOR_TARGET): Adjust for new definition.

* config/rs6000/t-aix43 (AR_FLAGS_FOR_TARGET): Adjust for new
definition.
* Makefile.in (AR_FLAGS_FOR_TARGET): Is now the flags that
are passed to any invocation of AR_FOR_TARGET.
(AR_CREATE_FOR_TARGET): New macro.
(AR_EXTRACT_FOR_TARGET): New macro.
(ORDINARY_FLAGS_TO_PASS): Add AR_CREATE_FOR_TARGET,
AR_EXTRACT_FOR_TARGET.
(many places): Use AR_CREATE_FOR_TARGET, AR_EXTRACT_FOR_TARGET
in place of `$(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET)' and
`$(AR_FOR_TARGET) x'.  Pass AR_CREATE_FOR_TARGET and
AR_EXTRACT_FOR_TARGET to sub-makes.

From-SVN: r32849