pub unsafe extern "C" fn sqlite3_create_collation16( arg1: *mut sqlite3, zName: *const c_void, eTextRep: c_int, arg2: *mut c_void, xCompare: Option<unsafe extern "C" fn(arg1: *mut c_void, arg2: c_int, arg3: *const c_void, arg4: c_int, arg5: *const c_void) -> c_int>) -> c_int