1/* memset
2   This implementation is in the public domain.  */
3
4/*
5
6@deftypefn Supplemental void* memset (void *@var{s}, int @var{c}, size_t @var{count})
7
8Sets the first @var{count} bytes of @var{s} to the constant byte
9@var{c}, returning a pointer to @var{s}.
10
11@end deftypefn
12
13*/
14
15#include <ansidecl.h>
16#ifdef ANSI_PROTOTYPES
17#include <stddef.h>
18#else
19#define size_t unsigned long
20#endif
21
22PTR
23memset (dest, val, len)
24     PTR dest;
25     register int val;
26     register size_t len;
27{
28  register unsigned char *ptr = (unsigned char*)dest;
29  while (len-- > 0)
30    *ptr++ = val;
31  return dest;
32}
33