Update libc crate to 0.2.57

This change updates the libc crate to version 0.2.57.

Import subrepo libc/:libc at cdc48ea36d8d2890dba38e8f779001e6855339a2

1 files changed, 12 insertions, 0 deletions

diff --git a/libc/libc-test/test/linux_elf.rs b/libc/libc-test/test/linux_elf.rs
new file mode 100644
index 0000000..d149c9a
--- /dev/null
+++ b/libc/libc-test/test/linux_elf.rs
@@ -0,0 +1,12 @@
+#![allow(bad_style, improper_ctypes, unused, deprecated)]
+
+extern crate libc;
+use libc::*;
+
+#[cfg(target_os = "linux")]
+include!(concat!(env!("OUT_DIR"), "/linux_elf.rs"));
+
+#[cfg(not(target_os = "linux"))]
+fn main() {
+    println!("PASSED 0 tests");
+}