Type Definition gmp_mpfr_sys::gmp::free_function

type free_function = Option<unsafe extern "C" fn(ptr: *mut c_void, size: usize)>;

See: free_function

Planned change

In the next major version of the crate (version 2), this will be changed to unsafe extern "C" fn(ptr: *mut c_void, size: usize), that is it will no longer be an Option.