Update libc crate to 0.2.66

This change updates the libc crate to version 0.2.66.

Import subrepo libc/:libc at 4f11029a68040c90acf771976b019c1ef273a8cd

2 files changed, 16 insertions, 6 deletions

diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/mod.rs b/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/mod.rs
index 464744d..6bf7f95 100644
--- a/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/mod.rs
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/mod.rs
@@ -199,13 +199,21 @@ cfg_if! {
     }
 }
 
-extern {
+extern "C" {
     pub fn setgrent();
-    pub fn mprotect(addr: *mut ::c_void, len: ::size_t, prot: ::c_int)
-                    -> ::c_int;
+    pub fn mprotect(
+        addr: *mut ::c_void,
+        len: ::size_t,
+        prot: ::c_int,
+    ) -> ::c_int;
     pub fn freelocale(loc: ::locale_t);
-    pub fn msgrcv(msqid: ::c_int, msgp: *mut ::c_void, msgsz: ::size_t,
-                  msgtyp: ::c_long, msgflg: ::c_int) -> ::ssize_t;
+    pub fn msgrcv(
+        msqid: ::c_int,
+        msgp: *mut ::c_void,
+        msgsz: ::size_t,
+        msgtyp: ::c_long,
+        msgflg: ::c_int,
+    ) -> ::ssize_t;
 }
 
 cfg_if! {
diff --git a/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/x86_64.rs b/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/x86_64.rs
index dbaa4ae..80c6fa1 100644
--- a/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/x86_64.rs
+++ b/libc/src/unix/bsd/freebsdlike/freebsd/freebsd12/x86_64.rs
@@ -28,5 +28,7 @@ pub struct stat {
 
 impl ::Copy for ::stat {}
 impl ::Clone for ::stat {
-    fn clone(&self) -> ::stat { *self }
+    fn clone(&self) -> ::stat {
+        *self
+    }
 }