* ns32k-tdep.c (ns32k_saved_pc_after_call,
ns32k_store_struct_return, ns32k_extract_return_value,
ns32k_store_return_value, ns32k_extract_struct_value_address): New
functions.
* config/ns32k/tm-umax.h (SAVED_PC_AFTER_CALL): Define as
ns32k_saved_pc_after_call.
(STORE_STRUCT_RETURN): Define as ns32k_store_struct_return.
(EXTRACT_RETURN_VALUE): Define as ns32k_extract_return_value.
(STORE_RETURN_VALUE): Define as ns32k_store_return_value.
(EXTRACT_STRUCT_VALUE_ADDRESS): Define as
ns32k_extract_struct_value_address.