-void err __P((const char *fmt, ...));
-
-void copy_fifo __P((struct stat *, int));
-void copy_file __P((FTSENT *, int));
-void copy_link __P((FTSENT *, int));
-void copy_special __P((struct stat *, int));
-void setfile __P((struct stat *, int));
-void usage __P((void));
-
+int copy_fifo __P((struct stat *, int));
+int copy_file __P((FTSENT *, int));
+int copy_link __P((FTSENT *, int));
+int copy_special __P((struct stat *, int));
+int setfile __P((struct stat *, int));
+void usage __P((void));