Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=56423
Provide stubs for methods fipsModeGet, fipsModeSet for the case if TCNative is compiled without OpenSSL.
The methods throw an exception like their non-stub implementations do in case FIPS mode is not available.
Not tested.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/native/branches/1.1.x@1607264 13f79535-47bb-0310-9956-ffa450edef68
From https://issues.apache.org/bugzilla/show_bug.cgi?id=55938
Simplify. Thanks to clang report of "Value stored to 'j' is never read".
Merged r1607267 from tomcat/native/trunk.

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