This function is in the public domain. */
/*
-NAME
- memcpy -- copy memory regions of arbitary length
-SYNOPSIS
- void* memcpy (void *out, const void *in, size_t n);
+@deftypefn Supplemental void* memcpy (void *@var{out}, const void *@var{in}, @
+ size_t @var{length})
+
+Copies @var{length} bytes from memory region @var{in} to region
+@var{out}. Returns a pointer to @var{out}.
+
+@end deftypefn
-DESCRIPTION
- Copy LENGTH bytes from memory region pointed to by IN to memory
- region pointed to by OUT.
*/
#include <ansidecl.h>
-#ifdef __STDC__
#include <stddef.h>
-#else
-#define size_t unsigned long
-#endif
+
+void bcopy (const void*, void*, size_t);
PTR
-DEFUN(memcpy, (out, in, length), PTR out AND const PTR in AND size_t length)
+memcpy (PTR out, const PTR in, size_t length)
{
bcopy(in, out, length);
return out;