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#define __USE_EXTERN_INLINES 1
#include <signal.h>
# define __sigmask(sig) \
(((unsigned long int) 1) << (((sig) - 1) % (8 * sizeof (unsigned long int))))
# define __sigword(sig) (((sig) - 1) / (8 * sizeof (unsigned long int)))
# define _SIGSET_NWORDS (1024 / (8 * sizeof (unsigned long int)))
typedef struct
{
unsigned long int __val[_SIGSET_NWORDS];
} __sigset_t;
int __sigaddset(__sigset_t *set, int signo) {
unsigned long int __mask = __sigmask (signo);
unsigned long int __word = __sigword (signo);
return ((set->__val[__word] |= __mask), 0);
}
int sigaddset (sigset_t *env, int signo) __attribute__((weak,alias("__sigaddset")));
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