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