Enable statx on musl-libc

Version 1.2.5 of musl-libc added support for the statx system call[1].

[1]: https://musl.libc.org/releases.html

Author: neuschaefer

ci/install-musl.sh

@@ -5,7 +5,7 @@
 
 set -ex
 
-MUSL_VERSION=1.1.24
+MUSL_VERSION=1.2.5
 MUSL="musl-${MUSL_VERSION}"
 
 # Download, configure, build, and install musl:

src/unix/linux_like/mod.rs

@@ -1888,7 +1888,7 @@ cfg_if! {
 
 // The statx syscall, available on some libcs.
 cfg_if! {
-    if #[cfg(any(target_env = "gnu", target_os = "android"))] {
+    if #[cfg(any(target_env = "gnu", target_os = "android", target_env = "musl"))] {
         mod linux_statx;
         pub use self::linux_statx::*;
     }