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@@ -1,5 +1,5 @@
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/* Compatibility definitions for System V `poll' interface.
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- Copyright (C) 1994,96,97,98,99,2000,2001,2004 Free Software Foundation, Inc.
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+ Copyright (C) 1994,1996-2001,2004,2005,2006 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@@ -24,6 +24,13 @@
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/* Get the platform dependent bits of `poll'. */
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#include <bits/poll.h>
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+#ifdef __USE_GNU
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+/* Get the __sigset_t definition. */
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+# include <bits/sigset.h>
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+/* Get the timespec definition. */
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+# define __need_timespec
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+# include <time.h>
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+#endif
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/* Type used for the number of file descriptors. */
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@@ -44,9 +51,24 @@ __BEGIN_DECLS
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FDS. If TIMEOUT is nonzero and not -1, allow TIMEOUT milliseconds for
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an event to occur; if TIMEOUT is -1, block until an event occurs.
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Returns the number of file descriptors with events, zero if timed out,
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- or -1 for errors. */
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+ or -1 for errors.
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+
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+ This function is a cancellation point and therefore not marked with
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+ __THROW. */
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extern int poll (struct pollfd *__fds, nfds_t __nfds, int __timeout);
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+#ifdef __USE_GNU
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+/* Like poll, but before waiting the threads signal mask is replaced
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+ with that specified in the fourth parameter. For better usability,
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+ the timeout value is specified using a TIMESPEC object.
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+
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+ This function is a cancellation point and therefore not marked with
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+ __THROW. */
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+extern int ppoll (struct pollfd *__fds, nfds_t __nfds,
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+ __const struct timespec *__timeout,
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+ __const __sigset_t *__ss);
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+#endif
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+
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__END_DECLS
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#endif /* sys/poll.h */
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