1 #ifndef HAD_REQ_H 2 #include "req.h" 3 #endif 4 5 struct msg { 6 char *c; 7 int len; 8 }; 9 10 enum { 11 E_INV = 10, E_RES, E_CON, E_POST, E_FIL 12 }; 13 14 void err_msg(int, struct req *, int); 15