Remove unnecessary dependencies on libc in various utilities.

src/basename/Cargo.toml

@@ -8,7 +8,6 @@ name = "uu_basename"
 path = "basename.rs"
 
 [dependencies]
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/basename/basename.rs

@@ -9,8 +9,6 @@
  * file that was distributed with this source code.
  */
 
-extern crate libc;
-
 #[macro_use]
 extern crate uucore;
 

src/cut/Cargo.toml

@@ -8,7 +8,6 @@ name = "uu_cut"
 path = "cut.rs"
 
 [dependencies]
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/cut/cut.rs

@@ -9,8 +9,6 @@
  * file that was distributed with this source code.
  */
 
-extern crate libc;
-
 #[macro_use]
 extern crate uucore;
 

src/dircolors/Cargo.toml

@@ -9,7 +9,6 @@ path = "dircolors.rs"
 
 [dependencies]
 glob = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/dircolors/dircolors.rs

@@ -8,7 +8,6 @@
 // file that was distributed with this source code.
 //
 
-extern crate libc;
 extern crate glob;
 
 #[macro_use]

src/du/Cargo.toml

@@ -8,7 +8,6 @@ name = "uu_du"
 path = "du.rs"
 
 [dependencies]
-libc = "*"
 time = "*"
 uucore = { path="../uucore" }
 

src/du/du.rs

@@ -11,7 +11,6 @@
 
 #![allow(non_snake_case)]
 
-extern crate libc;
 extern crate time;
 
 #[macro_use]

src/echo/Cargo.toml

@@ -8,7 +8,6 @@ name = "uu_echo"
 path = "echo.rs"
 
 [dependencies]
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/echo/echo.rs

@@ -9,8 +9,6 @@
  * file that was distributed with this source code.
  */
 
-extern crate libc;
-
 #[macro_use]
 extern crate uucore;
 

src/expand/Cargo.toml

@@ -8,7 +8,6 @@ name = "uu_expand"
 path = "expand.rs"
 
 [dependencies]
-libc = "*"
 unicode-width = "*"
 getopts = "*"
 uucore = { path="../uucore" }

src/expand/expand.rs

@@ -11,7 +11,6 @@
  * file that was distributed with this source code.
  */
 
-extern crate libc;
 extern crate unicode_width;
 extern crate getopts;
 

src/factor/Cargo.toml

@@ -8,7 +8,6 @@ name = "uu_factor"
 path = "factor.rs"
 
 [dependencies]
-libc = "*"
 rand = "*"
 uucore = { path="../uucore" }
 

src/factor/factor.rs

@@ -13,7 +13,6 @@
 * that was distributed with this source code.
 */
 
-extern crate libc;
 extern crate rand;
 
 #[macro_use]

src/fold/Cargo.toml

@@ -8,7 +8,6 @@ name = "uu_fold"
 path = "fold.rs"
 
 [dependencies]
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/fold/fold.rs

@@ -9,8 +9,6 @@
  * file that was distributed with this source code.
  */
 
-extern crate libc;
-
 #[macro_use]
 extern crate uucore;
 

src/mktemp/Cargo.toml

@@ -10,7 +10,6 @@ path = "mktemp.rs"
 [dependencies]
 uucore = { path="../uucore" }
 getopts = "*"
-libc = "*"
 rand = "0.3"
 tempfile = "*"
 

src/mktemp/mktemp.rs

@@ -10,7 +10,6 @@
 //
 
 extern crate getopts;
-extern crate libc;
 extern crate tempfile;
 extern crate rand;
 

src/paste/Cargo.toml

@@ -9,7 +9,6 @@ path = "paste.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/paste/paste.rs

@@ -10,7 +10,6 @@
  */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/printenv/Cargo.toml

@@ -9,7 +9,6 @@ path = "printenv.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/printenv/printenv.rs

@@ -12,7 +12,6 @@
 /* last synced with: printenv (GNU coreutils) 8.13 */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/pwd/Cargo.toml

@@ -9,7 +9,6 @@ path = "pwd.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/pwd/pwd.rs

@@ -10,7 +10,6 @@
  */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/realpath/Cargo.toml

@@ -9,7 +9,6 @@ path = "realpath.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/realpath/realpath.rs

@@ -10,7 +10,6 @@
  */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/relpath/Cargo.toml

@@ -9,7 +9,6 @@ path = "relpath.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/relpath/relpath.rs

@@ -10,7 +10,6 @@
  */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/rm/Cargo.toml

@@ -9,7 +9,6 @@ path = "rm.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/rm/rm.rs

@@ -10,7 +10,6 @@
  */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/rmdir/Cargo.toml

@@ -9,7 +9,6 @@ path = "rmdir.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/rmdir/rmdir.rs

@@ -10,7 +10,6 @@
  */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/seq/Cargo.toml

@@ -9,7 +9,6 @@ path = "seq.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/seq/seq.rs

@@ -4,7 +4,6 @@
 // TODO: Support -f flag
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/shuf/Cargo.toml

@@ -9,7 +9,6 @@ path = "shuf.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 rand = "*"
 uucore = { path="../uucore" }
 

src/shuf/shuf.rs

@@ -10,7 +10,6 @@
  */
 
 extern crate getopts;
-extern crate libc;
 extern crate rand;
 
 #[macro_use]

src/sleep/Cargo.toml

@@ -9,7 +9,6 @@ path = "sleep.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/sleep/sleep.rs

@@ -10,7 +10,6 @@
  */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/sort/Cargo.toml

@@ -9,7 +9,6 @@ path = "sort.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 semver = "*"
 itertools = "*"
 uucore = { path="../uucore" }

src/sort/sort.rs

@@ -12,7 +12,6 @@
 #![allow(dead_code)]
 
 extern crate getopts;
-extern crate libc;
 extern crate semver;
 
 #[macro_use]

src/split/Cargo.toml

@@ -9,7 +9,6 @@ path = "split.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/split/split.rs

@@ -10,7 +10,6 @@
  */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/stdbuf/Cargo.toml

@@ -9,7 +9,6 @@ path = "stdbuf.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/stdbuf/stdbuf.rs

@@ -10,7 +10,6 @@
 */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/sum/Cargo.toml

@@ -9,7 +9,6 @@ path = "sum.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/sum/sum.rs

@@ -10,7 +10,6 @@
 */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/tac/Cargo.toml

@@ -9,7 +9,6 @@ path = "tac.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/tac/tac.rs

@@ -10,7 +10,6 @@
  */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/truncate/Cargo.toml

@@ -9,7 +9,6 @@ path = "truncate.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/truncate/truncate.rs

@@ -10,7 +10,6 @@
  */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/tsort/Cargo.toml

@@ -9,7 +9,6 @@ path = "tsort.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/tsort/tsort.rs

@@ -11,7 +11,6 @@
  */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/unexpand/Cargo.toml

@@ -9,7 +9,6 @@ path = "unexpand.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 unicode-width = "*"
 uucore = { path="../uucore" }
 

src/unexpand/unexpand.rs

@@ -12,7 +12,6 @@
  */
 
 extern crate getopts;
-extern crate libc;
 extern crate unicode_width;
 
 #[macro_use]

src/wc/Cargo.toml

@@ -9,7 +9,6 @@ path = "wc.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/wc/wc.rs

@@ -10,7 +10,6 @@
  */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;

src/yes/Cargo.toml

@@ -9,7 +9,6 @@ path = "yes.rs"
 
 [dependencies]
 getopts = "*"
-libc = "*"
 uucore = { path="../uucore" }
 
 [[bin]]

src/yes/yes.rs

@@ -12,7 +12,6 @@
 /* last synced with: yes (GNU coreutils) 8.13 */
 
 extern crate getopts;
-extern crate libc;
 
 #[macro_use]
 extern crate uucore;