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