Function php_all_sys::php72::php_mergesort

pub unsafe extern "C" fn php_mergesort(
    base: *mut c_void, 
    nmemb: size_t, 
    size: size_t, 
    cmp: Option<unsafe extern "C" fn(arg1: *const c_void, arg2: *const c_void) -> c_int>
) -> c_int