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libc 0.2.166

Raw FFI bindings to platform libraries like libc.
Documentation 
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cfg_if! {
    if #[cfg(target_pointer_width = "64")] {
        s_no_extra_traits! {
            #[allow(missing_debug_implementations)]
            #[repr(align(16))]
            pub struct max_align_t {
                priv_: [f64; 4],
            }
        }
    } else if #[cfg(target_pointer_width = "32")] {
        s_no_extra_traits! {
            #[allow(missing_debug_implementations)]
            #[repr(align(16))]
            pub struct max_align_t {
                priv_: [i64; 6],
            }
        }
    }
}

pub const L_tmpnam: ::c_uint = 14;
pub const TMP_MAX: ::c_uint = 0x7fff;

// stdio file descriptor numbers
pub const STDIN_FILENO: ::c_int = 0;
pub const STDOUT_FILENO: ::c_int = 1;
pub const STDERR_FILENO: ::c_int = 2;

extern "C" {
    pub fn strcasecmp(s1: *const ::c_char, s2: *const ::c_char) -> ::c_int;
    pub fn strncasecmp(s1: *const ::c_char, s2: *const ::c_char, n: ::size_t) -> ::c_int;

    // NOTE: For MSVC target, `wmemchr` is only a inline function in `<wchar.h>`
    //      header file. We cannot find a way to link to that symbol from Rust.
    pub fn wmemchr(cx: *const ::wchar_t, c: ::wchar_t, n: ::size_t) -> *mut ::wchar_t;
}