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#include	<u.h>
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#include	<libc.h>
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#include	<bio.h>
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int
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Bputrune(Biobufhdr *bp, long c)
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{
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	Rune rune;
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	char str[UTFmax];
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	int n;
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	rune = c;
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	if(rune < Runeself) {
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		Bputc(bp, rune);
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		return 1;
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	}
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	n = runetochar(str, &rune);
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	if(n == 0)
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		return Bbad;
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	if(Bwrite(bp, str, n) != n)
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		return Beof;
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	return n;
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}