supplying NULL args in select
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					@ -263,7 +263,7 @@ main(int argc, char *argv[])
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			FD_SET(STDIN_FILENO, &rd);
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								FD_SET(STDIN_FILENO, &rd);
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		FD_SET(xfd, &rd);
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							FD_SET(xfd, &rd);
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		i = select(xfd + 1, &rd, 0, 0, 0);
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							i = select(xfd + 1, &rd, NULL, NULL, NULL);
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		if(i == -1 && errno == EINTR)
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							if(i == -1 && errno == EINTR)
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			continue;
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								continue;
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		if(i < 0)
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							if(i < 0)
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