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* Herbert Xu <herbert@gondor.apana.org.au>. All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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#include <sys/types.h>
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#define SSIZE_MAX ((ssize_t)((size_t)-1 >> 1))
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static inline void sigclearmask(void)
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#ifdef HAVE_SIGSETMASK
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sigprocmask(SIG_SETMASK, &set, 0);
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void *mempcpy(void *, const void *, size_t);
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char *stpcpy(char *, const char *);
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#ifndef HAVE_STRCHRNUL
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char *strchrnul(const char *, int);
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#ifndef HAVE_STRSIGNAL
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static inline double strtod(const char *nptr, char **endptr)
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*endptr = (char *)nptr;
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#ifndef HAVE_STRTOIMAX
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#define strtoimax strtoll
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#ifndef HAVE_STRTOUMAX
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#define strtoumax strtoull
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void *bsearch(const void *, const void *, size_t, size_t,
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int (*)(const void *, const void *));
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static inline int killpg(pid_t pid, int signal)
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return kill(-pid, signal);
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long sysconf(int) __attribute__((__noreturn__));