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</pre><pre class='rust '>
<span class='comment'>// Copyright 2012-2015 The Rust Project Developers. See the COPYRIGHT</span>
<span class='comment'>// file at the top-level directory of this distribution and at</span>
<span class='comment'>// http://rust-lang.org/COPYRIGHT.</span>
<span class='comment'>//</span>
<span class='comment'>// Licensed under the Apache License, Version 2.0 &lt;LICENSE-APACHE or</span>
<span class='comment'>// http://www.apache.org/licenses/LICENSE-2.0&gt; or the MIT license</span>
<span class='comment'>// &lt;LICENSE-MIT or http://opensource.org/licenses/MIT&gt;, at your</span>
<span class='comment'>// option. This file may not be copied, modified, or distributed</span>
<span class='comment'>// except according to those terms.</span>

<span class='doccomment'>//! Crate docs</span>

<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>allow</span>(<span class='ident'>bad_style</span>, <span class='ident'>overflowing_literals</span>, <span class='ident'>improper_ctypes</span>)]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>crate_type</span> <span class='op'>=</span> <span class='string'>&quot;rlib&quot;</span>]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>crate_name</span> <span class='op'>=</span> <span class='string'>&quot;libc&quot;</span>]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>dox</span>, <span class='ident'>feature</span>(<span class='ident'>no_core</span>, <span class='ident'>lang_items</span>))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>dox</span>, <span class='ident'>no_core</span>)]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>doc</span>(<span class='ident'>html_logo_url</span> <span class='op'>=</span> <span class='string'>&quot;https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png&quot;</span>,
       <span class='ident'>html_favicon_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/favicon.ico&quot;</span>)]</span>

<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;linux&quot;</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;x86_64&quot;</span>), <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/x86_64-unknown-linux-gnu&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;linux&quot;</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;x86&quot;</span>), <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/i686-unknown-linux-gnu&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;linux&quot;</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;arm&quot;</span>), <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/arm-unknown-linux-gnueabihf&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;linux&quot;</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;mips&quot;</span>), <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/mips-unknown-linux-gnu&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;linux&quot;</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;aarch64&quot;</span>), <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/aarch64-unknown-linux-gnu&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;linux&quot;</span>, <span class='ident'>target_env</span> <span class='op'>=</span> <span class='string'>&quot;musl&quot;</span>), <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/x86_64-unknown-linux-musl&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;macos&quot;</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;x86_64&quot;</span>), <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/x86_64-apple-darwin&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;macos&quot;</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;x86&quot;</span>), <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/i686-apple-darwin&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>windows</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;x86_64&quot;</span>, <span class='ident'>target_env</span> <span class='op'>=</span> <span class='string'>&quot;gnu&quot;</span>), <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/x86_64-pc-windows-gnu&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>windows</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;x86&quot;</span>, <span class='ident'>target_env</span> <span class='op'>=</span> <span class='string'>&quot;gnu&quot;</span>), <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/i686-pc-windows-gnu&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>windows</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;x86_64&quot;</span>, <span class='ident'>target_env</span> <span class='op'>=</span> <span class='string'>&quot;msvc&quot;</span>), <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/x86_64-pc-windows-msvc&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>windows</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;x86&quot;</span>, <span class='ident'>target_env</span> <span class='op'>=</span> <span class='string'>&quot;msvc&quot;</span>), <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/i686-pc-windows-msvc&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;android&quot;</span>, <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/arm-linux-androideabi&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;freebsd&quot;</span>, <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/x86_64-unknown-freebsd&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;openbsd&quot;</span>, <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/x86_64-unknown-openbsd&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;bitrig&quot;</span>, <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/x86_64-unknown-bitrig&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;netbsd&quot;</span>, <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/x86_64-unknown-netbsd&quot;</span>
))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;dragonfly&quot;</span>, <span class='ident'>doc</span>(
    <span class='ident'>html_root_url</span> <span class='op'>=</span> <span class='string'>&quot;https://doc.rust-lang.org/libc/x86_64-unknown-dragonfly&quot;</span>
))]</span>

<span class='comment'>// Attributes needed when building as part of the standard library</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>stdbuild</span>, <span class='ident'>feature</span>(<span class='ident'>no_std</span>, <span class='ident'>core</span>, <span class='ident'>core_slice_ext</span>, <span class='ident'>staged_api</span>, <span class='ident'>custom_attribute</span>, <span class='ident'>cfg_target_vendor</span>))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>stdbuild</span>, <span class='ident'>no_std</span>)]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>stdbuild</span>, <span class='ident'>staged_api</span>)]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>stdbuild</span>, <span class='ident'>allow</span>(<span class='ident'>warnings</span>))]</span>
<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>stdbuild</span>, <span class='ident'>unstable</span>(<span class='ident'>feature</span> <span class='op'>=</span> <span class='string'>&quot;libc&quot;</span>,
                               <span class='ident'>reason</span> <span class='op'>=</span> <span class='string'>&quot;use `libc` from crates.io&quot;</span>,
                               <span class='ident'>issue</span> <span class='op'>=</span> <span class='string'>&quot;27783&quot;</span>))]</span>

<span class='attribute'>#<span class='op'>!</span>[<span class='ident'>cfg_attr</span>(<span class='ident'>not</span>(<span class='ident'>feature</span> <span class='op'>=</span> <span class='string'>&quot;use_std&quot;</span>), <span class='ident'>no_std</span>)]</span>

<span class='attribute'>#[<span class='ident'>cfg</span>(<span class='ident'>all</span>(<span class='ident'>not</span>(<span class='ident'>stdbuild</span>), <span class='ident'>not</span>(<span class='ident'>dox</span>), <span class='ident'>feature</span> <span class='op'>=</span> <span class='string'>&quot;use_std&quot;</span>))]</span>
<span class='kw'>extern</span> <span class='kw'>crate</span> <span class='ident'>std</span> <span class='kw'>as</span> <span class='ident'>core</span>;

<span class='attribute'>#[<span class='ident'>macro_use</span>]</span> <span class='kw'>mod</span> <span class='ident'>macros</span>;
<span class='kw'>mod</span> <span class='ident'>dox</span>;

<span class='comment'>// Use repr(u8) as LLVM expects `void*` to be the same as `i8*` to help enable</span>
<span class='comment'>// more optimization opportunities around it recognizing things like</span>
<span class='comment'>// malloc/free.</span>
<span class='attribute'>#[<span class='ident'>repr</span>(<span class='ident'>u8</span>)]</span>
<span class='kw'>pub</span> <span class='kw'>enum</span> <span class='ident'>c_void</span> {
    <span class='comment'>// Two dummy variants so the #[repr] attribute can be used.</span>
    <span class='attribute'>#[<span class='ident'>doc</span>(<span class='ident'>hidden</span>)]</span>
    <span class='ident'>__variant1</span>,
    <span class='attribute'>#[<span class='ident'>doc</span>(<span class='ident'>hidden</span>)]</span>
    <span class='ident'>__variant2</span>,
}

<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>int8_t</span> <span class='op'>=</span> <span class='ident'>i8</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>int16_t</span> <span class='op'>=</span> <span class='ident'>i16</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>int32_t</span> <span class='op'>=</span> <span class='ident'>i32</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>int64_t</span> <span class='op'>=</span> <span class='ident'>i64</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>uint8_t</span> <span class='op'>=</span> <span class='ident'>u8</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>uint16_t</span> <span class='op'>=</span> <span class='ident'>u16</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>uint32_t</span> <span class='op'>=</span> <span class='ident'>u32</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>uint64_t</span> <span class='op'>=</span> <span class='ident'>u64</span>;

<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>c_schar</span> <span class='op'>=</span> <span class='ident'>i8</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>c_uchar</span> <span class='op'>=</span> <span class='ident'>u8</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>c_short</span> <span class='op'>=</span> <span class='ident'>i16</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>c_ushort</span> <span class='op'>=</span> <span class='ident'>u16</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>c_int</span> <span class='op'>=</span> <span class='ident'>i32</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>c_uint</span> <span class='op'>=</span> <span class='ident'>u32</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>c_float</span> <span class='op'>=</span> <span class='ident'>f32</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>c_double</span> <span class='op'>=</span> <span class='ident'>f64</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>c_longlong</span> <span class='op'>=</span> <span class='ident'>i64</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>c_ulonglong</span> <span class='op'>=</span> <span class='ident'>u64</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>intmax_t</span> <span class='op'>=</span> <span class='ident'>i64</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>uintmax_t</span> <span class='op'>=</span> <span class='ident'>u64</span>;

<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>size_t</span> <span class='op'>=</span> <span class='ident'>usize</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>ptrdiff_t</span> <span class='op'>=</span> <span class='ident'>isize</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>intptr_t</span> <span class='op'>=</span> <span class='ident'>isize</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>uintptr_t</span> <span class='op'>=</span> <span class='ident'>usize</span>;
<span class='kw'>pub</span> <span class='kw'>type</span> <span class='ident'>ssize_t</span> <span class='op'>=</span> <span class='ident'>isize</span>;

<span class='kw'>pub</span> <span class='kw'>enum</span> <span class='ident'>FILE</span> {}
<span class='kw'>pub</span> <span class='kw'>enum</span> <span class='ident'>fpos_t</span> {} <span class='comment'>// TODO: fill this out with a struct</span>

<span class='kw'>extern</span> {
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>isalnum</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>isalpha</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>iscntrl</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>isdigit</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>isgraph</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>islower</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>isprint</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>ispunct</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>isspace</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>isupper</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>isxdigit</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>tolower</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>toupper</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;

    <span class='attribute'>#[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;macos&quot;</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;x86&quot;</span>),
               <span class='ident'>link_name</span> <span class='op'>=</span> <span class='string'>&quot;fopen$UNIX2003&quot;</span>)]</span>
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>fopen</span>(<span class='ident'>filename</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>,
                 <span class='ident'>mode</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>;
    <span class='attribute'>#[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;macos&quot;</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;x86&quot;</span>),
               <span class='ident'>link_name</span> <span class='op'>=</span> <span class='string'>&quot;freopen$UNIX2003&quot;</span>)]</span>
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>freopen</span>(<span class='ident'>filename</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>mode</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>,
                   <span class='ident'>file</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>fflush</span>(<span class='ident'>file</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>fclose</span>(<span class='ident'>file</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>remove</span>(<span class='ident'>filename</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>rename</span>(<span class='ident'>oldname</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>newname</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>tmpfile</span>() <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>setvbuf</span>(<span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>,
                   <span class='ident'>buffer</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>,
                   <span class='ident'>mode</span>: <span class='ident'>c_int</span>,
                   <span class='ident'>size</span>: <span class='ident'>size_t</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>setbuf</span>(<span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>, <span class='ident'>buf</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>);
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>getchar</span>() <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>putchar</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>fgetc</span>(<span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>fgets</span>(<span class='ident'>buf</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>, <span class='ident'>n</span>: <span class='ident'>c_int</span>, <span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>fputc</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>, <span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='attribute'>#[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;macos&quot;</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;x86&quot;</span>),
               <span class='ident'>link_name</span> <span class='op'>=</span> <span class='string'>&quot;fputs$UNIX2003&quot;</span>)]</span>
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>fputs</span>(<span class='ident'>s</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>)<span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>puts</span>(<span class='ident'>s</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>ungetc</span>(<span class='ident'>c</span>: <span class='ident'>c_int</span>, <span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>fread</span>(<span class='ident'>ptr</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_void</span>,
                 <span class='ident'>size</span>: <span class='ident'>size_t</span>,
                 <span class='ident'>nobj</span>: <span class='ident'>size_t</span>,
                 <span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>)
                 <span class='op'>-&gt;</span> <span class='ident'>size_t</span>;
    <span class='attribute'>#[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;macos&quot;</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;x86&quot;</span>),
               <span class='ident'>link_name</span> <span class='op'>=</span> <span class='string'>&quot;fwrite$UNIX2003&quot;</span>)]</span>
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>fwrite</span>(<span class='ident'>ptr</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_void</span>,
                  <span class='ident'>size</span>: <span class='ident'>size_t</span>,
                  <span class='ident'>nobj</span>: <span class='ident'>size_t</span>,
                  <span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>)
                  <span class='op'>-&gt;</span> <span class='ident'>size_t</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>fseek</span>(<span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>, <span class='ident'>offset</span>: <span class='ident'>c_long</span>, <span class='ident'>whence</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>ftell</span>(<span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>) <span class='op'>-&gt;</span> <span class='ident'>c_long</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>rewind</span>(<span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>);
    <span class='attribute'>#[<span class='ident'>cfg_attr</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;netbsd&quot;</span>, <span class='ident'>link_name</span> <span class='op'>=</span> <span class='string'>&quot;__fgetpos50&quot;</span>)]</span>
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>fgetpos</span>(<span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>, <span class='ident'>ptr</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>fpos_t</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='attribute'>#[<span class='ident'>cfg_attr</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;netbsd&quot;</span>, <span class='ident'>link_name</span> <span class='op'>=</span> <span class='string'>&quot;__fsetpos50&quot;</span>)]</span>
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>fsetpos</span>(<span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>, <span class='ident'>ptr</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>fpos_t</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>feof</span>(<span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>ferror</span>(<span class='ident'>stream</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>FILE</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>perror</span>(<span class='ident'>s</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>);
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>atoi</span>(<span class='ident'>s</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='attribute'>#[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;macos&quot;</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;x86&quot;</span>),
               <span class='ident'>link_name</span> <span class='op'>=</span> <span class='string'>&quot;strtod$UNIX2003&quot;</span>)]</span>
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strtod</span>(<span class='ident'>s</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>endp</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='ident'>c_double</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strtol</span>(<span class='ident'>s</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>,
                  <span class='ident'>endp</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>, <span class='ident'>base</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_long</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strtoul</span>(<span class='ident'>s</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>endp</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>,
                   <span class='ident'>base</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_ulong</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>calloc</span>(<span class='ident'>nobj</span>: <span class='ident'>size_t</span>, <span class='ident'>size</span>: <span class='ident'>size_t</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_void</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>malloc</span>(<span class='ident'>size</span>: <span class='ident'>size_t</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_void</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>realloc</span>(<span class='ident'>p</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_void</span>, <span class='ident'>size</span>: <span class='ident'>size_t</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_void</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>free</span>(<span class='ident'>p</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_void</span>);
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>abort</span>() <span class='op'>-&gt;</span> <span class='op'>!</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>exit</span>(<span class='ident'>status</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='op'>!</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>_exit</span>(<span class='ident'>status</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='op'>!</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>atexit</span>(<span class='ident'>cb</span>: <span class='kw'>extern</span> <span class='kw'>fn</span>()) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='attribute'>#[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;macos&quot;</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;x86&quot;</span>),
               <span class='ident'>link_name</span> <span class='op'>=</span> <span class='string'>&quot;system$UNIX2003&quot;</span>)]</span>
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>system</span>(<span class='ident'>s</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>getenv</span>(<span class='ident'>s</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>;

    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strcpy</span>(<span class='ident'>dst</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>, <span class='ident'>src</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strncpy</span>(<span class='ident'>dst</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>, <span class='ident'>src</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>n</span>: <span class='ident'>size_t</span>)
                   <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strcat</span>(<span class='ident'>s</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>, <span class='ident'>ct</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strncat</span>(<span class='ident'>s</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>, <span class='ident'>ct</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>n</span>: <span class='ident'>size_t</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strcmp</span>(<span class='ident'>cs</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>ct</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strncmp</span>(<span class='ident'>cs</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>ct</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>n</span>: <span class='ident'>size_t</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strcoll</span>(<span class='ident'>cs</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>ct</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strchr</span>(<span class='ident'>cs</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strrchr</span>(<span class='ident'>cs</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>c</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strspn</span>(<span class='ident'>cs</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>ct</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='ident'>size_t</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strcspn</span>(<span class='ident'>cs</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>ct</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='ident'>size_t</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strdup</span>(<span class='ident'>cs</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strpbrk</span>(<span class='ident'>cs</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>ct</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strstr</span>(<span class='ident'>cs</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>ct</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strlen</span>(<span class='ident'>cs</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='ident'>size_t</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strnlen</span>(<span class='ident'>cs</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>maxlen</span>: <span class='ident'>size_t</span>) <span class='op'>-&gt;</span> <span class='ident'>size_t</span>;
    <span class='attribute'>#[<span class='ident'>cfg_attr</span>(<span class='ident'>all</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;macos&quot;</span>, <span class='ident'>target_arch</span> <span class='op'>=</span> <span class='string'>&quot;x86&quot;</span>),
               <span class='ident'>link_name</span> <span class='op'>=</span> <span class='string'>&quot;strerror$UNIX2003&quot;</span>)]</span>
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strerror</span>(<span class='ident'>n</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strtok</span>(<span class='ident'>s</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>, <span class='ident'>t</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>strxfrm</span>(<span class='ident'>s</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_char</span>, <span class='ident'>ct</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>, <span class='ident'>n</span>: <span class='ident'>size_t</span>) <span class='op'>-&gt;</span> <span class='ident'>size_t</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>wcslen</span>(<span class='ident'>buf</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>wchar_t</span>) <span class='op'>-&gt;</span> <span class='ident'>size_t</span>;

    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>memchr</span>(<span class='ident'>cx</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_void</span>, <span class='ident'>c</span>: <span class='ident'>c_int</span>, <span class='ident'>n</span>: <span class='ident'>size_t</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_void</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>memcmp</span>(<span class='ident'>cx</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_void</span>, <span class='ident'>ct</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_void</span>, <span class='ident'>n</span>: <span class='ident'>size_t</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>memcpy</span>(<span class='ident'>dest</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_void</span>, <span class='ident'>src</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_void</span>, <span class='ident'>n</span>: <span class='ident'>size_t</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_void</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>memmove</span>(<span class='ident'>dest</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_void</span>, <span class='ident'>src</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_void</span>, <span class='ident'>n</span>: <span class='ident'>size_t</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_void</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>memset</span>(<span class='ident'>dest</span>: <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_void</span>, <span class='ident'>c</span>: <span class='ident'>c_int</span>, <span class='ident'>n</span>: <span class='ident'>size_t</span>) <span class='op'>-&gt;</span> <span class='op'>*</span><span class='kw-2'>mut</span> <span class='ident'>c_void</span>;
}

<span class='comment'>// These are all inline functions on android, so they end up just being entirely</span>
<span class='comment'>// missing on that platform.</span>
<span class='attribute'>#[<span class='ident'>cfg</span>(<span class='ident'>not</span>(<span class='ident'>target_os</span> <span class='op'>=</span> <span class='string'>&quot;android&quot;</span>))]</span>
<span class='kw'>extern</span> {
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>abs</span>(<span class='ident'>i</span>: <span class='ident'>c_int</span>) <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>atof</span>(<span class='ident'>s</span>: <span class='op'>*</span><span class='kw'>const</span> <span class='ident'>c_char</span>) <span class='op'>-&gt;</span> <span class='ident'>c_double</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>labs</span>(<span class='ident'>i</span>: <span class='ident'>c_long</span>) <span class='op'>-&gt;</span> <span class='ident'>c_long</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>rand</span>() <span class='op'>-&gt;</span> <span class='ident'>c_int</span>;
    <span class='kw'>pub</span> <span class='kw'>fn</span> <span class='ident'>srand</span>(<span class='ident'>seed</span>: <span class='ident'>c_uint</span>);
}

<span class='macro'>cfg_if</span><span class='macro'>!</span> {
    <span class='kw'>if</span> <span class='attribute'>#[<span class='ident'>cfg</span>(<span class='ident'>windows</span>)]</span> {
        <span class='kw'>mod</span> <span class='ident'>windows</span>;
        <span class='kw'>pub</span> <span class='kw'>use</span> <span class='ident'>windows</span>::<span class='op'>*</span>;
    } <span class='kw'>else</span> <span class='kw'>if</span> <span class='attribute'>#[<span class='ident'>cfg</span>(<span class='ident'>unix</span>)]</span> {
        <span class='kw'>mod</span> <span class='ident'>unix</span>;
        <span class='kw'>pub</span> <span class='kw'>use</span> <span class='ident'>unix</span>::<span class='op'>*</span>;
    } <span class='kw'>else</span> {
        <span class='comment'>// Unknown target_family</span>
    }
}
</pre>
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