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/*
* Copyright (c) 2009 by
* Ralf Corsépius, Ulm, Germany. All rights reserved.
*
* Permission to use, copy, modify, and distribute this software
* is freely granted, provided that this notice is preserved.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <signal.h>
int main(void)
{
int rc;
sigset_t set1, set2;
rc = sigprocmask(SIG_BLOCK, &set1, &set2);
(void) rc;
rc = sigprocmask(SIG_UNBLOCK, &set1, &set2);
(void) rc;
rc = sigprocmask(SIG_SETMASK, &set1, &set2);
return rc;
}
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