# patch from gcj-overlay, not sure if by geki himself
# removes QA warning about strict-aliasing
--- callback.c.orig	2006-12-12 17:25:26.000000000 +0100
+++ callback.c	2006-12-12 18:11:34.000000000 +0100
@@ -250,12 +250,16 @@
 
 #ifdef JNI_VERSION_1_2
 	if (IS_JNI_1_2) {
-		(*jvm)->GetEnv(jvm, (void **)&env, JNI_VERSION_1_2);
+		/* http://java.sun.com/j2se/1.5.0/docs/guide/jni/spec/invocation.html */
+		/* jint GetEnv(JavaVM *vm, void **env, jint version);                 */
+		(*jvm)->GetEnv(jvm, (void *)&env, JNI_VERSION_1_2);
 	}
 #endif
 	
 	if (env == NULL) {
-		(*jvm)->AttachCurrentThread(jvm, (void **)&env, NULL);
+		/* http://java.sun.com/j2se/1.5.0/docs/guide/jni/spec/invocation.html    */
+		/* jint AttachCurrentThread(JavaVM *vm, JNIEnv **p_env, void *thr_args); */
+		(*jvm)->AttachCurrentThread(jvm, (void *)&env, NULL);
 		if (IS_JNI_1_2) detach = 1;
 	}