#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
+#include <string.h>
#include "list.h"
#include "md5.h"
#define td_verror(td, err) __td_verror((td), (err), strerror((err)))
#define td_vmsg(td, err, msg) __td_verror((td), (err), (msg))
-extern int rate_quit;
extern int exitall_on_terminate;
extern int thread_number;
extern int shm_id;
extern int terse_output;
extern FILE *f_out;
extern FILE *f_err;
-extern char *fio_inst_prefix;
+extern const char *fio_inst_prefix;
extern int temp_stall_ts;
extern struct thread_data *threads;