Include macterm.h instead of directly including Carbon.h.

Include macterm.h instead of directly including Carbon.h.
[TARGET_API_MAC_CARBON] (Qstring, Qnumber, Qboolean, Qdate, Qdata)
(Qarray, Qdictionary): New variables.
(syms_of_mac) [TARGET_API_MAC_CARBON]: Initialize them.
[TARGET_API_MAC_CARBON] (Qutf_8): Add extern.
[TARGET_API_MAC_CARBON] (DECODE_UTF_8): New macro.
[TARGET_API_MAC_CARBON] (struct cfdict_context): New struct used in
callback for CFDictionaryApplyFunction.
[TARGET_API_MAC_CARBON] (cfdata_to_lisp, cfstring_to_lisp)
(cfnumber_to_lisp, cfdate_to_lisp, cfboolean_to_lisp)
(cfobject_desc_to_lisp, cfdictionary_add_to_list)
(cfdictionary_puthash, cfproperty_list_to_lisp): New functions.
[TARGET_API_MAC_CARBON] (Fmac_get_preference): New function.
(syms_of_mac) [TARGET_API_MAC_CARBON]: Defsubr it.
(P, LOOSE_BINDING, SINGLE_COMPONENT, HASHKEY_TERMINAL): New macro.
(skip_while_space, parse_comment, parse_include_file)
(parse_binding, parse_component, parse_resource_name, parse_value)
(parse_resource_line, xrm_create_database, xrm_q_put_resource)
(xrm_merge_string_database, xrm_q_get_resource, xrm_get_resource)
(xrm_cfproperty_list_to_value, xrm_get_preference_database): New
functions.