20001024-1.c

this is a gcc file, you can download it and learn its usetility, for further detail please look at t

/* Copyright (C) 2000  Free Software Foundation  */
/* Contributed by Nathan Sidwell <[e-mail]> */

typedef __SIZE_TYPE__ size_t;

extern void *memset(void *, int, size_t);

struct Baz;

void quux(struct Baz *context)
{
  memset(context, 0, 4);
}