PR_ASSERT(slot != NULL);
Java_org_mozilla_jss_pkcs11_PK11Token_isWritable    (JNIEnv *env, jobject this){    PK11SlotInfo *slot;    if( JSS_PK11_getTokenSlotPtr(env, this, &slot) != PR_SUCCESS) {        return JNI_FALSE; /* an exception was thrown, so it doesn't matter */    }    return ! PK11_IsReadOnly(slot);}