ports/66034: pf building for kernel without IPV6 support

[Stephane Lentz]

>Number:         66034
>Category:       ports
>Synopsis:       pf building for kernel without IPV6 support
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-ports-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          update
>Submitter-Id:   current-users
>Arrival-Date:   Tue Apr 27 13:40:17 PDT 2004
>Closed-Date:
>Last-Modified:
>Originator:     Stephane Lentz
>Release:        FreeBSD 5.2.1-RELEASE-p5 i386
>Organization:
World 
>Environment:


System: FreeBSD 5.2.1-RELEASE-p5 #0: Wed Apr 21 07:31:23 CEST 2004
    root at ds9.gotdns.org:/usr/src/sys/i386/compile/CARDASSIA



>Description:


If you recompile your kernel without IPV6 you cannot use pf due to 
 in6_cksum calls. 

messages log : 
Apr 25 20:49:29 ds9 kernel: link_elf: symbol in6_cksum undefined
Apr 26 20:39:58 ds9 kernel: link_elf: symbol in6_cksum undefined
Apr 27 21:41:22 ds9 kernel: link_elf: symbol in6_cksum undefined




>How-To-Repeat:


install pf with a kernel witout options        INET6 
line


>Fix:


Introduce WITHOUT_IPV6 knob (3 lines) .

ds9# diff -u Makefile.orig  Makefile.new 
--- Makefile.orig       Tue Apr 27 22:02:24 2004
+++ Makefile.new        Tue Apr 27 22:09:00 2004
@@ -44,6 +44,9 @@
 PLIST_SUB+=    WITH_ALTQ="@comment "
 .endif
 
+.if defined(WITHOUT_IPV6)
+MAKE_ARGS+= NOINET6=yes
+.endif
 .include <bsd.port.pre.mk>
 
 .if ${OSVERSION} < 500000



>Release-Note:
>Audit-Trail:
>Unformatted: