Update libc crate to 0.2.23

The 'libc' create got a couple of updates. This change imports the new
code and bumps the version to use.

Import subrepo libc/:libc at 7db3fd570dfb41a38fb17116e93679307178103a

8 files changed, 8 insertions, 2 deletions

diff --git a/libc/src/unix/notbsd/linux/other/b32/arm.rs b/libc/src/unix/notbsd/linux/other/b32/arm.rs
index cbd9e40..ee6d674 100644
--- a/libc/src/unix/notbsd/linux/other/b32/arm.rs
+++ b/libc/src/unix/notbsd/linux/other/b32/arm.rs
@@ -100,6 +100,7 @@ pub const MCL_CURRENT: ::c_int = 0x0001;
 pub const MCL_FUTURE: ::c_int = 0x0002;
 
 pub const SIGSTKSZ: ::size_t = 8192;
+pub const MINSIGSTKSZ: ::size_t = 2048;
 pub const CBAUD: ::tcflag_t = 0o0010017;
 pub const TAB1: ::c_int = 0x00000800;
 pub const TAB2: ::c_int = 0x00001000;
diff --git a/libc/src/unix/notbsd/linux/other/b32/powerpc.rs b/libc/src/unix/notbsd/linux/other/b32/powerpc.rs
index 13e9d36..035bfe1 100644
--- a/libc/src/unix/notbsd/linux/other/b32/powerpc.rs
+++ b/libc/src/unix/notbsd/linux/other/b32/powerpc.rs
@@ -103,6 +103,7 @@ pub const MCL_CURRENT: ::c_int = 0x2000;
 pub const MCL_FUTURE: ::c_int = 0x4000;
 
 pub const SIGSTKSZ: ::size_t = 0x4000;
+pub const MINSIGSTKSZ: ::size_t = 4096;
 pub const CBAUD: ::tcflag_t = 0xff;
 pub const TAB1: ::c_int = 0x400;
 pub const TAB2: ::c_int = 0x800;
diff --git a/libc/src/unix/notbsd/linux/other/b32/x86.rs b/libc/src/unix/notbsd/linux/other/b32/x86.rs
index 68218ff..263e140 100644
--- a/libc/src/unix/notbsd/linux/other/b32/x86.rs
+++ b/libc/src/unix/notbsd/linux/other/b32/x86.rs
@@ -141,6 +141,7 @@ pub const MCL_CURRENT: ::c_int = 0x0001;
 pub const MCL_FUTURE: ::c_int = 0x0002;
 
 pub const SIGSTKSZ: ::size_t = 8192;
+pub const MINSIGSTKSZ: ::size_t = 2048;
 pub const CBAUD: ::tcflag_t = 0o0010017;
 pub const TAB1: ::c_int = 0x00000800;
 pub const TAB2: ::c_int = 0x00001000;
diff --git a/libc/src/unix/notbsd/linux/other/b64/aarch64.rs b/libc/src/unix/notbsd/linux/other/b64/aarch64.rs
index 26898c5..77cee3d 100644
--- a/libc/src/unix/notbsd/linux/other/b64/aarch64.rs
+++ b/libc/src/unix/notbsd/linux/other/b64/aarch64.rs
@@ -344,6 +344,7 @@ pub const MCL_CURRENT: ::c_int = 0x0001;
 pub const MCL_FUTURE: ::c_int = 0x0002;
 
 pub const SIGSTKSZ: ::size_t = 16384;
+pub const MINSIGSTKSZ: ::size_t = 5120;
 pub const CBAUD: ::tcflag_t = 0o0010017;
 pub const TAB1: ::c_int = 0x00000800;
 pub const TAB2: ::c_int = 0x00001000;
diff --git a/libc/src/unix/notbsd/linux/other/b64/powerpc64.rs b/libc/src/unix/notbsd/linux/other/b64/powerpc64.rs
index 1257023..8c19b07 100644
--- a/libc/src/unix/notbsd/linux/other/b64/powerpc64.rs
+++ b/libc/src/unix/notbsd/linux/other/b64/powerpc64.rs
@@ -342,6 +342,7 @@ pub const MCL_CURRENT: ::c_int = 0x2000;
 pub const MCL_FUTURE: ::c_int = 0x4000;
 
 pub const SIGSTKSZ: ::size_t = 0x4000;
+pub const MINSIGSTKSZ: ::size_t = 4096;
 pub const CBAUD: ::tcflag_t = 0xff;
 pub const TAB1: ::c_int = 0x400;
 pub const TAB2: ::c_int = 0x800;
diff --git a/libc/src/unix/notbsd/linux/other/b64/sparc64.rs b/libc/src/unix/notbsd/linux/other/b64/sparc64.rs
index a1ac4f5..12598e0 100644
--- a/libc/src/unix/notbsd/linux/other/b64/sparc64.rs
+++ b/libc/src/unix/notbsd/linux/other/b64/sparc64.rs
@@ -301,6 +301,7 @@ pub const MCL_CURRENT: ::c_int = 0x2000;
 pub const MCL_FUTURE: ::c_int = 0x4000;
 
 pub const SIGSTKSZ: ::size_t = 16384;
+pub const MINSIGSTKSZ: ::size_t = 4096;
 pub const CBAUD: ::tcflag_t = 0x0000100f;
 pub const TAB1: ::c_int = 0x800;
 pub const TAB2: ::c_int = 0x1000;
diff --git a/libc/src/unix/notbsd/linux/other/b64/x86_64.rs b/libc/src/unix/notbsd/linux/other/b64/x86_64.rs
index b5f2a82..b39ccb3 100644
--- a/libc/src/unix/notbsd/linux/other/b64/x86_64.rs
+++ b/libc/src/unix/notbsd/linux/other/b64/x86_64.rs
@@ -402,6 +402,7 @@ pub const MCL_CURRENT: ::c_int = 0x0001;
 pub const MCL_FUTURE: ::c_int = 0x0002;
 
 pub const SIGSTKSZ: ::size_t = 8192;
+pub const MINSIGSTKSZ: ::size_t = 2048;
 pub const CBAUD: ::tcflag_t = 0o0010017;
 pub const TAB1: ::c_int = 0x00000800;
 pub const TAB2: ::c_int = 0x00001000;
diff --git a/libc/src/unix/notbsd/linux/other/mod.rs b/libc/src/unix/notbsd/linux/other/mod.rs
index ad5cc69..b7a11a8 100644
--- a/libc/src/unix/notbsd/linux/other/mod.rs
+++ b/libc/src/unix/notbsd/linux/other/mod.rs
@@ -70,7 +70,7 @@ s! {
         #[cfg(target_arch = "sparc64")]
         __reserved0: ::c_int,
         pub sa_flags: ::c_int,
-        _restorer: *mut ::c_void,
+        pub sa_restorer: ::dox::Option<extern fn()>,
     }
 
     pub struct stack_t {
@@ -314,7 +314,6 @@ pub const TMPFS_MAGIC: ::c_long = 0x01021994;
 pub const USBDEVICE_SUPER_MAGIC: ::c_long = 0x00009fa2;
 
 pub const VEOF: usize = 4;
-pub const IUTF8: ::tcflag_t = 0x00004000;
 
 pub const CPU_SETSIZE: ::c_int = 0x400;