__panic
__panic("check failed", efn, __FILE__, __LINE__, \
static void __panic(const char *, const char *, const char *,
__panic("died", strerror(e), __FILE__, __LINE__, m , ## args)
__panic("panic", NULL, __FILE__, __LINE__, m, ## args)
__panic("assert failed", NULL, __FILE__, __LINE__, "%s", #x); \
__panic("assert failed", strerror(_x), __FILE__, __LINE__, \
__panic("assert failed", NULL, __FILE__, __LINE__, \