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#define _GNU_SOURCE
#include <unistd.h>
#include <limits.h>
#include <sys/resource.h>

int getdtablesize(void)
{
	struct rlimit rl;
	getrlimit(RLIMIT_NOFILE, &rl);
	return rl.rlim_cur < INT_MAX ? rl.rlim_cur : INT_MAX;
}


#ifdef TEST
int
main(void) {
	return 0;
}
#endif