UnsatisfiedLinkError when creating DB2 XA Datasource

Issue

• server.log entry similar to

INFO  [org.jboss.as.server] (ServerService Thread Pool -- 28) JBAS015859: Deployed "db2jcc4.jar" (runtime-name : "db2jcc4.jar")
WARN  [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (JCA PoolFiller) IJ000610: Unable to fill pool: javax.resource.ResourceException: Could not create connection
    at org.jboss.jca.adapters.jdbc.xa.XAManagedConnectionFactory.getXAManagedConnection(XAManagedConnectionFactory.java:525)
    at org.jboss.jca.adapters.jdbc.xa.XAManagedConnectionFactory.createManagedConnection(XAManagedConnectionFactory.java:434)
    at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreArrayListManagedConnectionPool.createConnectionEventListener(SemaphoreArrayListManagedConnectionPool.java:873) [ironjacamar-core-impl-1.0.32.Final-redhat-1.jar:1.0.32.Final-redhat-1]
    at org.jboss.jca.core.connectionmanager.pool.mcp.SemaphoreArrayListManagedConnectionPool.fillToMin(SemaphoreArrayListManagedConnectionPool.java:814) [ironjacamar-core-impl-1.0.32.Final-redhat-1.jar:1.0.32.Final-redhat-1]
    at org.jboss.jca.core.connectionmanager.pool.mcp.PoolFiller.run(PoolFiller.java:97) [ironjacamar-core-impl-1.0.32.Final-redhat-1.jar:1.0.32.Final-redhat-1]
    at java.lang.Thread.run(Thread.java:745) [rt.jar:1.7.0_67]
Caused by: com.ibm.db2.jcc.am.SqlException: [jcc][10389][12245][4.19.26] Failure in loading native library db2jcct2, java.lang.UnsatisfiedLinkError: no db2jcct2 in java.library.path:  ERRORCODE=-4472, SQLSTATE=null
    at com.ibm.db2.jcc.am.kd.a(Unknown Source)
    at com.ibm.db2.jcc.am.kd.a(Unknown Source)
    at com.ibm.db2.jcc.am.kd.a(Unknown Source)
    at com.ibm.db2.jcc.t2.a.a(Unknown Source)
    at com.ibm.db2.jcc.t2.T2Configuration.<clinit>(Unknown Source)
    at com.ibm.db2.jcc.DB2BaseDataSource.instantiateLogWriter(Unknown Source)
    at com.ibm.db2.jcc.DB2BaseDataSource.computeJccLogWriterForNewConnection(Unknown Source)
    at com.ibm.db2.jcc.DB2BaseDataSource.computeJccLogWriterForNewConnection(Unknown Source)
    at com.ibm.db2.jcc.DB2XADataSource.getXAConnection(Unknown Source)
    at org.jboss.jca.adapters.jdbc.xa.XAManagedConnectionFactory.getXAManagedConnection(XAManagedConnectionFactory.java:508)