51void err __P((
int,
const char *, ...));
53void errx __P((
int,
const char *, ...));
void verr(int eval, const char *fmt, va_list ap)
void vwarn(char *fmt, va_list ap) const
void verrx(int eval, const char *fmt, va_list ap)
void vwarnx(char *fmt, va_list ap) const