Fix warnings and update isalpharune()
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@@ -215,7 +215,7 @@ isupperrune(Rune r)
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{
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Rune *match;
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if(match = bsearch(&r, upper3, nelem(upper3), sizeof *upper3, &rune2cmp))
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if((match = bsearch(&r, upper3, nelem(upper3), sizeof *upper3, &rune2cmp)))
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return !((r - match[0]) % 2);
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if(bsearch(&r, upper2, nelem(upper2), sizeof *upper2, &rune2cmp))
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return 1;
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