tail(1p): fixed file reading
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				@ -121,7 +121,7 @@ int main(int argc, char *argv[]) {
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	FILE *file;
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						FILE *file;
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	if (optind = argc) {
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						if (optind == argc) {
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		fn(stdin, num);
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							fn(stdin, num);
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		if (f) { tailf(stdin); }
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							if (f) { tailf(stdin); }
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