https://www.graalvm.org/ 
public interface com.oracle.svm.jvmtiagentbase.jvmti.JvmtiEnv extends org.graalvm.word.PointerBase
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: com.oracle.svm.jvmtiagentbase.jvmti.JvmtiEnv
  super_class: java.lang.Object
{
  public abstract com.oracle.svm.jvmtiagentbase.jvmti.JvmtiInterface getFunctions();
    descriptor: ()Lcom/oracle/svm/jvmtiagentbase/jvmti/JvmtiInterface;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    RuntimeVisibleAnnotations: 
      org.graalvm.nativeimage.c.struct.CField(value = "functions")
}
SourceFile: "JvmtiEnv.java"
    RuntimeVisibleAnnotations: 
      org.graalvm.nativeimage.c.struct.CStruct(value = "_jvmtiEnv", addStructKeyword = true)
      org.graalvm.nativeimage.c.CContext(value = Lcom/oracle/svm/jvmtiagentbase/jvmti/JvmtiDirectives;)