From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-108-mta74.mxroute.com (mail-108-mta74.mxroute.com [136.175.108.74]) by sourceware.org (Postfix) with ESMTPS id 83C1C3858D1E for ; Thu, 11 Apr 2024 09:51:10 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 83C1C3858D1E Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=lassi.io Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=lassi.io ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 83C1C3858D1E Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=136.175.108.74 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1712829072; cv=none; b=eTmjJ2QH0zgnGTuYl9odEQa0QeiWihGht2bbHMdIIlw5tgawGlRepEBmaaGH1v0qa4sqA5C9WiUKVUqcbugk97rDU/50b01eoN+uwClJ89yT0oCC01KwEAIQmoV6WRuZRJMS0CF1/DTaabPl+dWviko5jwAvA9PF7C8oEM+wOPk= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1712829072; c=relaxed/simple; bh=Fix5Un2ULCdlQssNr5rCuOX4TRNnSEGZTR9DMhR3QBM=; h=DKIM-Signature:Message-ID:Date:MIME-Version:Subject:To:From; b=q2t2KtiIUr5AcOJfGJBi0mwknPxpuG3xV8AfGSOtzLCm9u6s+QAaPSAM+O0KHDKonNx6mOWtN8GWvNcerWvYTZzdWnfNy41GG4a1jxKjl47fYLzyNoGLBxCsuUlkjHV0CLPTn53r04TgOeuVDf7KpylM0/OC8pFsFl7DyxZ+O0Y= ARC-Authentication-Results: i=1; server2.sourceware.org Received: from filter006.mxroute.com ([136.175.111.2] filter006.mxroute.com) (Authenticated sender: mN4UYu2MZsgR) by mail-108-mta74.mxroute.com (ZoneMTA) with ESMTPSA id 18ecc916e7d0003bea.003 for (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384); Thu, 11 Apr 2024 09:51:06 +0000 X-Zone-Loop: a29d0e3940945ff7da6eaa3bde783f2e91d598440dc1 X-Originating-IP: [136.175.111.2] DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lassi.io; s=x; h=Content-Transfer-Encoding:Content-Type:In-Reply-To:From:References:To: Subject:MIME-Version:Date:Message-ID:Sender:Reply-To:Cc:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=5M4haxXshoohRdphPmmq+5tSoIoBwal3aRKvgn+8S2Q=; b=hsFObi6kRcMD7T/wWpSCoQ1MSx S5Wcp5KybiEBjtOPUXHpyKPopjLejXM9BMNzPV/56yX0xS4lad+eJBMJs+ISN89VNMc7X46x1G0md 3uOnI6kH7RKepT+nZzku5uc2vnnpkh5wQrs9e9Lg+bC466QVpU/hvJN4DB7wSFGrNjzL69+h4SpfZ v8wSouEwSnomLA+YWilN3R2Tsp8/A5ORUUMj0GjzV7y8gRb5IeR4Z+GdZXnxHRA91hWtqoJ4u9+g6 ALNQxMoF70lJE9mlgbbD8ushNsXGwXtW+ip57CqhOj1wz/cR0P3cr8xJMckE5b6xnbdjW+TcpBETS DN2agDDw==; Message-ID: <0f4f2ea3-3dc0-48ab-82c6-b62df6163afe@lassi.io> Date: Thu, 11 Apr 2024 12:51:03 +0300 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: how to know if a variable is defined To: Per Bothner , Damien Mattei , kawa mailing list References: <2dec7074-c846-413c-a247-18bae45813d7@bothner.com> Content-Language: en-US From: Lassi Kortela In-Reply-To: <2dec7074-c846-413c-a247-18bae45813d7@bothner.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Authenticated-Id: lassi@lassi.io X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: "Get value of symbol" is a common newbie question in Lisp. In every case a better solution is apparent once the complete problem is explained.