1 extern void exit(int); 2 extern void abort (void); 3 4 extern void * memcpy (void *, const void *, __SIZE_TYPE__); 5 int foo (void *, void *, unsigned int c); 6 7 int src[10]; 8 int dst[10]; 9 main()10int main() 11 { 12 if (foo (dst, src, 10) != 0) 13 abort(); 14 exit(0); 15 } 16 foo(void * a,void * b,unsigned int c)17int foo (void *a, void *b, unsigned int c) 18 { 19 if (c == 0) 20 return 1; 21 22 memcpy (a, b, c); 23 return 0; 24 } 25