Update arm to musl 1.2.3

Author: wesleywiser

src/unix/linux_like/linux/musl/b32/arm/mod.rs

@@ -55,34 +55,40 @@ s! {
     pub struct shmid_ds {
         pub shm_perm: ::ipc_perm,
         pub shm_segsz: ::size_t,
-        pub shm_atime: ::time_t,
-        __unused1: ::c_int,
-        pub shm_dtime: ::time_t,
-        __unused2: ::c_int,
-        pub shm_ctime: ::time_t,
-        __unused3: ::c_int,
+        __shm_atime_lo: ::c_ulong,
+        __shm_atime_hi: ::c_ulong,
+        __shm_dtime_lo: ::c_ulong,
+        __shm_dtime_hi: ::c_ulong,
+        __shm_ctime_lo: ::c_ulong,
+        __shm_ctime_hi: ::c_ulong,
         pub shm_cpid: ::pid_t,
         pub shm_lpid: ::pid_t,
         pub shm_nattch: ::c_ulong,
         __pad1: ::c_ulong,
         __pad2: ::c_ulong,
+        __pad3: ::c_ulong,
+        pub shm_atime: ::time_t,
+        pub shm_dtime: ::time_t,
+        pub shm_ctime: ::time_t,
     }
 
     pub struct msqid_ds {
         pub msg_perm: ::ipc_perm,
-        pub msg_stime: ::time_t,
-        __unused1: ::c_int,
-        pub msg_rtime: ::time_t,
-        __unused2: ::c_int,
-        pub msg_ctime: ::time_t,
-        __unused3: ::c_int,
-        __msg_cbytes: ::c_ulong,
+        __msg_stime_lo: ::c_ulong,
+        __msg_stime_hi: ::c_ulong,
+        __msg_rtime_lo: ::c_ulong,
+        __msg_rtime_hi: ::c_ulong,
+        __msg_ctime_lo: ::c_ulong,
+        __msg_ctime_hi: ::c_ulong,
+        pub msg_cbytes: ::c_ulong,
         pub msg_qnum: ::msgqnum_t,
         pub msg_qbytes: ::msglen_t,
         pub msg_lspid: ::pid_t,
         pub msg_lrpid: ::pid_t,
-        __pad1: ::c_ulong,
-        __pad2: ::c_ulong,
+        __unused: [::c_ulong; 2],
+        pub msg_stime: ::time_t,
+        pub msg_rtime: ::time_t,
+        pub msg_ctime: ::time_t,
     }
 
     pub struct statfs {