#include "actions.h"
char *
-do_df ()
+do_df (void)
{
int r;
char *out, *err;
- NEED_ROOT (NULL);
+ NEED_ROOT (return NULL);
r = command (&out, &err, "df", NULL);
if (r == -1) {
}
char *
-do_df_h ()
+do_df_h (void)
{
int r;
char *out, *err;
- NEED_ROOT (NULL);
+ NEED_ROOT (return NULL);
r = command (&out, &err, "df", "-h", NULL);
if (r == -1) {