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#ifndef __sigval_t_defined
#define __sigval_t_defined
#include <bits/types/__sigval_t.h>
/* To avoid sigval_t (not a standard type name) having C++ name
mangling depending on whether the selected standard includes union
sigval, it should not be defined at all when using a standard for
which the sigval name is not reserved; in that case, headers should
not include <bits/types/sigval_t.h> and should use only the
internal __sigval_t name. */
#ifndef __USE_POSIX199309
# error "sigval_t defined for standard not including union sigval"
#endif
typedef __sigval_t sigval_t;
#endif
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