Move BINDERFS_SUPER_MAGIC and XFS_SUPER_MAGIC back into ABI-specific mods.

Author: sunfishcode

src/unix/linux_like/linux/gnu/mod.rs

@@ -846,6 +846,19 @@ pub const O_ACCMODE: ::c_int = 3;
 pub const ST_RELATIME: ::c_ulong = 4096;
 pub const NI_MAXHOST: ::socklen_t = 1025;
 
+// Most `*_SUPER_MAGIC` constants are defined at the `linux_like` level; the
+// following are only available on newer Linux versions than the versions
+// currently used in CI in some configurations, so we define them here.
+cfg_if! {
+    if #[cfg(not(target_arch = "s390x"))] {
+        pub const BINDERFS_SUPER_MAGIC: ::c_long = 0x6c6f6f70;
+        pub const XFS_SUPER_MAGIC: ::c_long = 0x58465342;
+    } else if #[cfg(target_arch = "s390x")] {
+        pub const BINDERFS_SUPER_MAGIC: ::c_uint = 0x6c6f6f70;
+        pub const XFS_SUPER_MAGIC: ::c_uint = 0x58465342;
+    }
+}
+
 pub const CPU_SETSIZE: ::c_int = 0x400;
 
 pub const PTRACE_TRACEME: ::c_uint = 0;

src/unix/linux_like/linux/uclibc/mod.rs

@@ -87,6 +87,12 @@ pub const SIGEV_THREAD_ID: ::c_int = 4;
 
 pub const AF_VSOCK: ::c_int = 40;
 
+// Most `*_SUPER_MAGIC` constants are defined at the `linux_like` level; the
+// following are only available on newer Linux versions than the versions
+// currently used in CI in some configurations, so we define them here.
+pub const BINDERFS_SUPER_MAGIC: ::c_long = 0x6c6f6f70;
+pub const XFS_SUPER_MAGIC: ::c_long = 0x58465342;
+
 pub const PTRACE_TRACEME: ::c_int = 0;
 pub const PTRACE_PEEKTEXT: ::c_int = 1;
 pub const PTRACE_PEEKDATA: ::c_int = 2;

src/unix/linux_like/mod.rs

@@ -1371,7 +1371,6 @@ cfg_if! {
         pub const AFFS_SUPER_MAGIC: ::c_long = 0x0000adff;
         pub const AFS_SUPER_MAGIC: ::c_long = 0x5346414f;
         pub const AUTOFS_SUPER_MAGIC: ::c_long = 0x0187;
-        pub const BINDERFS_SUPER_MAGIC: ::c_long = 0x6c6f6f70;
         pub const BPF_FS_MAGIC: ::c_long = 0xcafe4a11;
         pub const BTRFS_SUPER_MAGIC: ::c_long = 0x9123683e;
         pub const CGROUP2_SUPER_MAGIC: ::c_long = 0x63677270;
@@ -1420,13 +1419,11 @@ cfg_if! {
         pub const UDF_SUPER_MAGIC: ::c_long = 0x15013346;
         pub const USBDEVICE_SUPER_MAGIC: ::c_long = 0x00009fa2;
         pub const XENFS_SUPER_MAGIC: ::c_long = 0xabba1974;
-        pub const XFS_SUPER_MAGIC: ::c_long = 0x58465342;
     } else if #[cfg(target_arch = "s390x")] {
         pub const ADFS_SUPER_MAGIC: ::c_uint = 0x0000adf5;
         pub const AFFS_SUPER_MAGIC: ::c_uint = 0x0000adff;
         pub const AFS_SUPER_MAGIC: ::c_uint = 0x5346414f;
         pub const AUTOFS_SUPER_MAGIC: ::c_uint = 0x0187;
-        pub const BINDERFS_SUPER_MAGIC: ::c_uint = 0x6c6f6f70;
         pub const BPF_FS_MAGIC: ::c_uint = 0xcafe4a11;
         pub const BTRFS_SUPER_MAGIC: ::c_uint = 0x9123683e;
         pub const CGROUP2_SUPER_MAGIC: ::c_uint = 0x63677270;
@@ -1475,7 +1472,6 @@ cfg_if! {
         pub const UDF_SUPER_MAGIC: ::c_uint = 0x15013346;
         pub const USBDEVICE_SUPER_MAGIC: ::c_uint = 0x00009fa2;
         pub const XENFS_SUPER_MAGIC: ::c_uint = 0xabba1974;
-        pub const XFS_SUPER_MAGIC: ::c_uint = 0x58465342;
     }
 }