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#include <u.h>
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#include <libc.h>
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void*	listalloc(long, long);
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void *
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listalloc(long n, long size)
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{
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	char *p, *base;
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	size = (size+sizeof(ulong)-1)/sizeof(ulong)*sizeof(ulong);
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	p = base = malloc(n*size);
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	while(--n > 0){
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		*(char**)p = p+size;
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		p += size;
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	}
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	*(char**)p = 0;
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	return base;
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}