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/* Test of <signal.h> substitute.
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Copyright (C) 2009-2012 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* Written by Eric Blake <ebb9@byu.net>, 2009. */
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/* Check for required types. */
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volatile sig_atomic_t c;
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/* Not guaranteed by gnulib. */
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/* Check that NSIG is defined. */
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/* The following are guaranteed by C. */
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/* The following is guaranteed by gnulib. */
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#if GNULIB_SIGPIPE || defined SIGPIPE
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/* Ensure no conflict with other standardized names. */
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/* On Haiku, SIGBUS is mistakenly equal to SIGSEGV. */
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#if defined SIGBUS && SIGBUS != SIGSEGV
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/* SIGRTMIN and SIGRTMAX need not be compile-time constants. */
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return s.a + s.b + s.c + s.e;