Makefile: better deps; fop(1), hru(1), strerror(3): changed strerror wrapper function name

src/hru.rs

@@ -26,7 +26,7 @@ use std::{
 extern crate strerror;
 extern crate sysexits;
 
-use strerror::c_error;
+use strerror::raw_message;
 use sysexits::{ EX_DATAERR, EX_IOERR, EX_SOFTWARE };
 
 const LIST: [(u32, &str); 10] = [
@@ -100,7 +100,7 @@ fn main() -> ExitCode {
 
 		stdout().write_all(format!("{} {}\n", out, si_prefix).as_bytes())
 			.unwrap_or_else(|e| {
-				eprintln!("{}: {}", argv[0], c_error(e));
+				eprintln!("{}: {}", argv[0], raw_message(e));
 				exit(EX_IOERR);
 			});
 	}