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/* memmove - some systems lack this */
#include "expect_cf.h"
#include "tcl.h"
/* like memcpy but can handle overlap */
#ifndef HAVE_MEMMOVE
char *
memmove(dest,src,n)
VOID *dest;
CONST VOID *src;
int n;
{
char *d;
CONST char *s;
d = dest;
s = src;
if (s<d && (d < s+n)) {
for (d+=n, s+=n; 0<n; --n)
*--d = *--s;
} else for (;0<n;--n) *d++ = *s++;
return dest;
}
#endif /* HAVE_MEMMOVE */
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