Rollup merge of rust-lang#64982 - tmandry:beta-backport, r=tmandry

[BETA] Backport changes

- update rtpSpawn's parameters type(It's prototype has been updated in libc) rust-lang#64818
- Fix div_duration() marked as stable by mistake rust-lang#64815
- Use https for curl when building for linux rust-lang#64786
- remove rtp.rs, and move rtpSpawn and RTP_ID_ERROR to libc rust-lang#64720

r? @ghost

Author: tmandry

RELEASES.md

@@ -47,8 +47,6 @@ Stabilized APIs
 - [`<*mut T>::cast`]
 - [`Duration::as_secs_f32`]
 - [`Duration::as_secs_f64`]
-- [`Duration::div_duration_f32`]
-- [`Duration::div_duration_f64`]
 - [`Duration::div_f32`]
 - [`Duration::div_f64`]
 - [`Duration::from_secs_f32`]
@@ -100,8 +98,6 @@ Compatibility Notes
 [`<*mut T>::cast`]: https://doc.rust-lang.org/std/primitive.pointer.html#method.cast
 [`Duration::as_secs_f32`]: https://doc.rust-lang.org/std/time/struct.Duration.html#method.as_secs_f32
 [`Duration::as_secs_f64`]: https://doc.rust-lang.org/std/time/struct.Duration.html#method.as_secs_f64
-[`Duration::div_duration_f32`]: https://doc.rust-lang.org/std/time/struct.Duration.html#method.div_duration_f32
-[`Duration::div_duration_f64`]: https://doc.rust-lang.org/std/time/struct.Duration.html#method.div_duration_f64
 [`Duration::div_f32`]: https://doc.rust-lang.org/std/time/struct.Duration.html#method.div_f32
 [`Duration::div_f64`]: https://doc.rust-lang.org/std/time/struct.Duration.html#method.div_f64
 [`Duration::from_secs_f32`]: https://doc.rust-lang.org/std/time/struct.Duration.html#method.from_secs_f32

src/ci/docker/dist-x86_64-linux/build-curl.sh

@@ -3,9 +3,11 @@
 set -ex
 source shared.sh
 
-VERSION=7.51.0
+VERSION=7.66.0
 
-curl http://cool.haxx.se/download/curl-$VERSION.tar.bz2 | tar xjf -
+curl https://rust-lang-ci-mirrors.s3-us-west-1.amazonaws.com/rustc/curl-$VERSION.tar.xz \
+  | xz --decompress \
+  | tar xf -
 
 mkdir curl-build
 cd curl-build

src/libstd/sys/vxworks/process/mod.rs

@@ -5,4 +5,3 @@ pub use crate::ffi::OsString as EnvKey;
 mod process_common;
 #[path = "process_vxworks.rs"]
 mod process_inner;
-mod rtp;

src/libstd/sys/vxworks/process/process_vxworks.rs

@@ -3,7 +3,6 @@ use libc::{self, c_int, c_char};
 use libc::{RTP_ID};
 use crate::sys;
 use crate::sys::cvt;
-use crate::sys::process::rtp;
 use crate::sys::process::process_common::*;
 use crate::sys_common::thread;
 
@@ -53,10 +52,10 @@ impl Command {
                 t!(cvt(libc::chdir(cwd.as_ptr())));
             }
 
-            let ret = rtp::rtpSpawn(
+            let ret = libc::rtpSpawn(
                 self.get_argv()[0],                   // executing program
-                self.get_argv().as_ptr() as *const _, // argv
-                *sys::os::environ() as *const *const c_char,
+                self.get_argv().as_ptr() as *mut *const c_char, // argv
+                *sys::os::environ() as *mut *const c_char,
                 100 as c_int,                         // initial priority
                 thread::min_stack(),                  // initial stack size.
                 0,                                    // options
@@ -78,7 +77,7 @@ impl Command {
                 libc::close(orig_stderr);
             }
 
-            if ret != rtp::RTP_ID_ERROR {
+            if ret != libc::RTP_ID_ERROR {
                 p.pid = ret;
                 Ok((p, ours))
             } else {