pub unsafe fn sqlite3_create_collation(
arg1: *mut sqlite3,
arg2: *const c_char,
arg3: c_int,
arg4: *mut c_void,
arg5: 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