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/* R2 AIX machine/system dependent defines
Copyright (C) 1988, 2001-2011 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU Emacs is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
/* The data segment in this machine always starts at address 0x20000000.
An address of data cannot be stored correctly in a Lisp object;
we always lose the high bits. We must tell XPNTR to add them back. */
#define DATA_START 0x20000000
#define DATA_SEG_BITS 0x20000000
#ifndef NLIST_STRUCT
/* AIX supposedly doesn't use this interface, but on the RS/6000
it apparently does. */
#define NLIST_STRUCT
#endif
#undef ADDR_CORRECT
#define ADDR_CORRECT(x) ((int)(x))
/*** BUILD 9008 - FIONREAD problem still exists in X-Windows. ***/
#define BROKEN_FIONREAD
/* As we define BROKEN_FIONREAD, SIGIO will be undefined in systty.h.
But, on AIX, SIGAIO, SIGPTY, and SIGPOLL are defined as SIGIO,
which causes compilation error at init_signals in sysdep.c. So, we
define these macros so that syssignal.h detects them and undefine
SIGAIO, SIGPTY and SIGPOLL. */
#define BROKEN_SIGAIO
#define BROKEN_SIGPTY
#define BROKEN_SIGPOLL
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