From owner-freebsd-questions@FreeBSD.ORG  Tue Apr  1 19:47:58 2014
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id EE2DD4C5
 for <freebsd-questions@freebsd.org>; Tue,  1 Apr 2014 19:47:58 +0000 (UTC)
Received: from relay5-d.mail.gandi.net (relay5-d.mail.gandi.net
 [IPv6:2001:4b98:c:538::197])
 (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id AA7E0234
 for <freebsd-questions@freebsd.org>; Tue,  1 Apr 2014 19:47:58 +0000 (UTC)
Received: from mfilter14-d.gandi.net (mfilter14-d.gandi.net [217.70.178.142])
 by relay5-d.mail.gandi.net (Postfix) with ESMTP id B390241C064
 for <freebsd-questions@freebsd.org>; Tue,  1 Apr 2014 21:47:56 +0200 (CEST)
X-Virus-Scanned: Debian amavisd-new at mfilter14-d.gandi.net
Received: from relay5-d.mail.gandi.net ([217.70.183.197])
 by mfilter14-d.gandi.net (mfilter14-d.gandi.net [10.0.15.180]) (amavisd-new,
 port 10024)
 with ESMTP id g4D0-wjf45Ta for <freebsd-questions@freebsd.org>;
 Tue,  1 Apr 2014 21:47:55 +0200 (CEST)
X-Originating-IP: 192.94.73.15
Received: from SDF.ORG (SDF.ORG [192.94.73.15])
 (Authenticated sender: mayuresh@kathe.in)
 by relay5-d.mail.gandi.net (Postfix) with ESMTPSA id 8117D41C054
 for <freebsd-questions@freebsd.org>; Tue,  1 Apr 2014 21:47:54 +0200 (CEST)
Date: Tue, 1 Apr 2014 19:47:49 +0000
From: Mayuresh Kathe <mayuresh@kathe.in>
To: freebsd-questions@freebsd.org
Subject: Re: including /usr/local/include : how?
Message-ID: <20140401194748.GA25778@SDF.ORG>
References: <20140401172133.GA14322@SDF.ORG> <20140401173425.GB12814@SDF.ORG>
 <44k3b86ghm.fsf@lowell-desk.lan>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <44k3b86ghm.fsf@lowell-desk.lan>
User-Agent: Mutt/1.5.23 (2014-03-12)
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.17
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-questions>, 
 <mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions/>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
 <mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 01 Apr 2014 19:47:59 -0000

On Tue, Apr 01, 2014 at 02:40:05PM -0400, Lowell Gilbert wrote:
> Mayuresh Kathe <mayuresh@kathe.in> writes:
> 
> > On Tue, Apr 01, 2014 at 05:21:35PM +0000, Mayuresh Kathe wrote:
> >> hello,
> >> 
> >> did some more searching, and it looks like one
> >> must set a C_INCLUDE_PATH variable for
> >> non-standard include locations.
> >> 
> >> but, how do i include non-standard obj-c files?
> >> they are all in /usr/local/include/objc.
> 
> > heck, i used almost every option mentioned
> > in the clang manual page, nothing helps. :(
> 
> Try the '-I' option, listed under "preprocessor options".
> 
> This is the same convention as nearly every other C compiler.

yes, tried that one too, as below;
clang -I/usr/local/include/objc -ObjC hello.m -o hello

no difference, the same error persists. :(

~mayuresh