adding few more CLONE_* constant for Linux/Android.

closes #3033.

Author: devnexen

libc-test/build.rs

@@ -3368,6 +3368,8 @@ fn test_linux(target: &str) {
             if sparc64 => true,
             // Added in Linux 5.13
             "PTRACE_GET_RSEQ_CONFIGURATION" if sparc64 => true,
+            // Added in linux 5.6
+            "CLONE_NUMTIME" => true
 
             _ => false,
         }

libc-test/semver/android.txt

@@ -206,15 +206,18 @@ CLOCK_TAI
 CLOCK_THREAD_CPUTIME_ID
 CLONE_CHILD_CLEARTID
 CLONE_CHILD_SETTID
+CLONE_CLEAR_SIGHAND
 CLONE_DETACHED
 CLONE_FILES
 CLONE_FS
+CLONE_INTO_CGROUP
 CLONE_IO
 CLONE_NEWCGROUP
 CLONE_NEWIPC
 CLONE_NEWNET
 CLONE_NEWNS
 CLONE_NEWPID
+CLONE_NEWTIME
 CLONE_NEWUSER
 CLONE_NEWUTS
 CLONE_PARENT

libc-test/semver/linux-gnu.txt

@@ -31,6 +31,8 @@ BPF_FS_MAGIC
 BTRFS_SUPER_MAGIC
 CGROUP2_SUPER_MAGIC
 CGROUP_SUPER_MAGIC
+CLONE_CLEAR_SIGHAND
+CLONE_INTO_CGROUP
 CODA_SUPER_MAGIC
 CRAMFS_MAGIC
 DCCP_SERVICE_LIST_MAX_LEN
@@ -660,4 +662,4 @@ strftime
 strptime
 dirname
 posix_basename
-gnu_basename
+gnu_basename

libc-test/semver/linux.txt

@@ -264,6 +264,7 @@ CLONE_NEWIPC
 CLONE_NEWNET
 CLONE_NEWNS
 CLONE_NEWPID
+CLONE_NEWTIME
 CLONE_NEWUSER
 CLONE_NEWUTS
 CLONE_PARENT

src/unix/linux_like/android/mod.rs

@@ -2715,7 +2715,10 @@ pub const SCHED_DEADLINE: ::c_int = 6;
 
 pub const SCHED_RESET_ON_FORK: ::c_int = 0x40000000;
 
+pub const CLONE_NEWTIME: ::c_int = 0x80;
 pub const CLONE_PIDFD: ::c_int = 0x1000;
+pub const CLONE_CLEAR_SIGHAND: ::c_longlong = 0x100000000;
+pub const CLONE_INTO_CGROUP: ::c_longlong = 0x200000000;
 
 // linux/mempolicy.h
 pub const MPOL_DEFAULT: ::c_int = 0;

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

@@ -1117,6 +1117,9 @@ pub const REG_STARTEND: ::c_int = 4;
 pub const REG_EEND: ::c_int = 14;
 pub const REG_ESIZE: ::c_int = 15;
 pub const REG_ERPAREN: ::c_int = 16;
+pub const CLONE_NEWTIME: ::c_int = 0x80;
+pub const CLONE_CLEAR_SIGHAND: ::c_longlong = 0x100000000;
+pub const CLONE_INTO_CGROUP: ::c_longlong = 0x200000000;
 
 extern "C" {
     pub fn fgetspent_r(