JNIEXPORT jboolean JNICALL
Java_org_simgrid_msg_Comm_test(JNIEnv *env, jobject jcomm);
JNIEXPORT void JNICALL
Java_org_simgrid_msg_Comm_waitCompletion(JNIEnv *env, jobject jcomm, jdouble timeout);
JNIEXPORT jboolean JNICALL
Java_org_simgrid_msg_Comm_test(JNIEnv *env, jobject jcomm);
JNIEXPORT void JNICALL
Java_org_simgrid_msg_Comm_waitCompletion(JNIEnv *env, jobject jcomm, jdouble timeout);