pkg/37121: www/w3m compiles with ipv6 despite -inet6 option

[Yakovetsky Vladimir <yx%x.ua@localhost>]

>Number:         37121
>Category:       pkg
>Synopsis:       www/w3m compiles with ipv6 despite -inet6 option
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    pkg-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Fri Oct 12 15:45:01 +0000 2007
>Originator:     Yakovetsky Vladimir
>Release:        NetBSD 4.99.31
>Organization:
>Environment:
System: NetBSD lrou.x.ua 4.99.31 NetBSD 4.99.31 (lrou_odd-1.852) #0: Sun Sep 30 
18:16:16 EEST 2007 yx%lrou.x.ua@localhost:/sys/arch/i386/compile/lrou_odd i386
Architecture: i386
Machine: i386

>Description:
        www/w3m (and www/w3m-img too)
        compiles with ipv6 despite -inet6 option

>How-To-Repeat:
% grep -i inet6 /etc/mk.conf
MKINET6=                no
PKG_DEFAULT_OPTIONS+=   -inet6

% cd /usr/pkgsrc/www/w3m && make
...
checking if IPv6 support is enabled... yes
checking if IPv6 API available... checking for getaddrinfo... yes
...


>Fix:
--- www/w3m/options.mk.orig
+++ www/w3m/options.mk
@@ -27,8 +27,16 @@
 #        has a home-grown Unicode mapping table, which is huge too!
 #
 
+PKG_SUPPORTED_OPTIONS+=        inet6
+
 .include "../../mk/bsd.options.mk"
 
+.if !empty(PKG_OPTIONS:Minet6)
+CONFIGURE_ARGS+=       --enable-ipv6
+.else
+CONFIGURE_ARGS+=       --disable-ipv6
+.endif
+
 .if !empty(PKG_OPTIONS:Mw3m-m17n)
 CONFIGURE_ARGS+=       --enable-m17n
 .else