pub unsafe extern fn sysctlbyname(name: *const c_char, oldp: *mut c_void, oldlenp: *mut size_t, newp: *mut c_void, newlen: size_t) -> c_int
Prefix searches with a type followed by a colon (e.g.
fn:) to restrict the search to a given type.
Accepted types are: fn, mod,
struct, enum,
trait, type, macro,
and const.
Search functions by type signature (e.g.
vec -> usize)