typedef long unsigned int size_t; extern __inline __attribute__ ((__always_inline__)) __attribute__ ((__gnu_inline__, __artificial__)) void * __attribute__ ((__nothrow__)) memmove(void *__dest, const void *__src, size_t __len) { return __builtin___memmove_chk(__dest, __src, __len, __builtin_object_size(__dest, 0)); } struct pollfd { short int revents; }; char bb_got_signal; char bb_common_bufsiz1[8192]; int main(int argc __attribute__ ((__unused__)), char **argv) { int timeout = 45 * 1000; while (*argv) { char *arg = *++argv; size_t buf_len = 0; size_t max_len = 50; struct pollfd pfd; memmove(bb_common_bufsiz1, bb_common_bufsiz1 + buf_len - max_len, max_len); } }