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