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