stdbuf: rename dragonflybsd to dragonfly

src/uu/stdbuf/src/stdbuf.rs

@@ -3,7 +3,7 @@
 // For the full copyright and license information, please view the LICENSE
 // file that was distributed with this source code.
 
-// spell-checker:ignore (ToDO) tempdir dyld dylib dragonflybsd optgrps libstdbuf
+// spell-checker:ignore (ToDO) tempdir dyld dylib optgrps libstdbuf
 
 use clap::{crate_version, Arg, ArgAction, ArgMatches, Command};
 use std::fs::File;
@@ -64,7 +64,7 @@ struct ProgramOptionsError(String);
  target_os = "android",
  target_os = "freebsd",
  target_os = "netbsd",
- target_os = "dragonflybsd"
+ target_os = "dragonfly"
 ))]
 fn preload_strings() -> UResult<(&'static str, &'static str)> {
  Ok(("LD_PRELOAD", "so"))
@@ -80,7 +80,7 @@ fn preload_strings() -> UResult<(&'static str, &'static str)> {
  target_os = "android",
  target_os = "freebsd",
  target_os = "netbsd",
- target_os = "dragonflybsd",
+ target_os = "dragonfly",
  target_vendor = "apple"
 )))]
 fn preload_strings() -> UResult<(&'static str, &'static str)> {