(CR #465858) The 64-bit JVM cannot load 32-bit DLLs, and EAServer does not build 64-bit DLLs. Therefore, when you run EAServer in 64-bit JDK mode, you may see these errors, but you can safely ignore them:
System.loadLibrary failed: libjbootstrap Sybase Enterprise Application Server 6.0.2.15 Advanced Edition ... Starting services... System.loadLibrary failed: libjdispatch System.loadLibrary failed: libjrt