RFR: 8257858: [macOS]: Remove JNF dependency from libosxsecurity/KeystoreImpl.m [v7]

[Valerie Peng]

On Mon, 1 Feb 2021 16:51:12 GMT, Weijun Wang <weijun at openjdk.org> wrote:

>> This fix covers both
>> 
>> - [[macOS]: Remove JNF dependency from libosxsecurity/KeystoreImpl.m](https://bugs.openjdk.java.net/browse/JDK-8257858)
>> - [[macOS]: Remove JNF dependency from libosxkrb5/SCDynamicStoreConfig.m](https://bugs.openjdk.java.net/browse/JDK-8257860)
>
> Weijun Wang has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - file attr error
>  - objc use .m

src/java.security.jgss/share/classes/sun/security/krb5/SCDynamicStoreConfig.java line 103:

> 101:                 ri.put("kdc", kdcs);
> 102:             }
> 103:             realms.put(nextRealm, ri);

Do you need to check if ri is empty?

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PR: https://git.openjdk.java.net/jdk/pull/1845