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#include <unistd.h>
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#include <fcntl.h>
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#include <errno.h>
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#include "io_internal.h"
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void io_nonblock(int64 d) {
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io_entry* e=array_get(&io_fds,sizeof(io_entry),d);
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if (fcntl(d,F_SETFL,fcntl(d,F_GETFL,0) | O_NDELAY)==0)
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if (e) e->nonblock=1;
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}
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