1int bar = (1 + 5); 2 3char sysent[20]; 4int nsysent = sizeof (sysent) / sizeof (sysent[0]); 5/* 6 * now is the time for a comment. 7 * four lines in length... 8 */struct struct_xtra{int list;};r4(x,y){};typedef struct{int bar;}struct_xxe; 9#define FOO BAR 10struct struct_three { 11 int list; 12}; 13#define SINGLE 14int BAD(); 15enum color {red, green, gold, brown}; 16char qq[] = " quote(one,two) {int bar;} "; 17typedef struct { 18 int bar; 19 struct struct_two { 20 int foo; 21 union union_3 { 22 struct struct_three entry; 23 char size[25]; 24 }; 25 struct last { 26 struct struct_three xentry; 27 char list[34]; 28 }; 29 }; 30} struct_one; 31#define TWOLINE ((MAXLIST + FUTURE + 15) \ 32 / (time_to_live ? 3 : 4)) 33#if (defined(BAR)) 34int bar; 35#endif 36#define MULTIPLE {\ 37 multiple(one,two); \ 38 lineno++; \ 39 callroute(one,two); \ 40} 41#if defined(BAR) 42int bar; 43#endif 44union union_one { 45 struct struct_three s3; 46 char foo[25]; 47}; 48#define XYZ(A,B) (A + B / 2) * (3 - 26 + l_lineno) 49routine1(one,two) /* comments here are fun... */ 50 struct { 51 int entry; 52 char bar[34]; 53 } *one; 54 char two[10]; 55{ 56typedef unsigned char u_char; 57 register struct buf *bp; 58 five(one,two); 59} 60 routine2 (one,two) { puts("hello\n"); } 61 routine3 62(one, 63two) { puts("world\n"); } 64