1foo (p, a, b) 2 int *p; 3 int a; 4 int b; 5{ 6 7 a += p[0]; 8 b += p[1]; 9 if (a == 0) 10 return b; 11 return a; 12} 13 14 15bar (a) 16{ 17 return -a > 0 ? 1 : 2; 18} 19