# include <stdlib.h>
# include "panic.h"
-# include "xprintf.h"
+# include <stdio.h>
+# include <stdarg.h>
+
void
panic (const char *fmt, ...)
fputs ("(panic) ", stderr);
va_start (ap, fmt);
- xvfprintf (stderr, fmt, ap);
+ vfprintf (stderr, fmt, ap);
va_end (ap);
putc ('\n', stderr);
exit (1);