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#include "alloc.h"
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#include "byte.h"
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int alloc_re(x,m,n)
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char **x;
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unsigned int m;
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unsigned int n;
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{
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char *y;
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y = alloc(n);
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if (!y) return 0;
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byte_copy(y,m,*x);
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alloc_free(*x);
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*x = y;
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return 1;
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}