File: memset.c

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/* memset
   This implementation is in the public domain.  */

/*

@deftypefn Supplemental void* memset (void *@var{s}, int @var{c}, @
  size_t @var{count})

Sets the first @var{count} bytes of @var{s} to the constant byte
@var{c}, returning a pointer to @var{s}.

@end deftypefn

*/

#include <ansidecl.h>
#include <stddef.h>

PTR
memset (PTR dest, register int val, register size_t len)
{
  register unsigned char *ptr = (unsigned char*)dest;
  while (len-- > 0)
    *ptr++ = val;
  return dest;
}