pub fn malloc(size: size_t) -> *mut c_void;
pub fn realloc(p: *mut c_void, size: size_t) -> *mut c_void;
pub fn free(p: *mut c_void);
+
+ /// Exits the running program in a possibly dangerous manner.
+ ///
+ /// # Unsafety
+ ///
+ /// While this forces your program to exit, it does so in a way that has
+ /// consequences. This will skip all unwinding code, which means that anything
+ /// relying on unwinding for cleanup (such as flushing and closing a buffer to a
+ /// file) may act in an unexpected way.
+ ///
+ /// # Examples
+ ///
+ /// ```no_run
+ /// extern crate libc;
+ ///
+ /// fn main() {
+ /// unsafe {
+ /// libc::exit(1);
+ /// }
+ /// }
+ /// ```
pub fn exit(status: c_int) -> !;
pub fn _exit(status: c_int) -> !;
pub fn atexit(cb: extern fn()) -> c_int;