Re: Buildkernel failure (error: declaration of 'struct socket' will not be visible outside of this function)

On Wed, Feb 11, 2026 at 03:25:26PM -0500, Ian FREISLICH wrote:
> Hi
> 
> In file included from /usr/src/sys/netpfil/pf/pfsync_nv.c:38:
> /usr/src/sys/netinet6/ip6_var.h:380:28: error: declaration of 'struct
> socket' will not be visible outside of this function [-Werror,-Wvisibility]
>   380 | int     icmp6_ctloutput(struct socket *, struct sockopt *sopt);
>       |                                ^
> /usr/src/sys/netinet6/ip6_var.h:409:26: error: declaration of 'struct
> socket' will not be visible outside of this function [-Werror,-Wvisibility]
>   409 | int     ip6_ctloutput(struct socket *, struct sockopt *);
>       |                              ^
> /usr/src/sys/netinet6/ip6_var.h:410:30: error: declaration of 'struct
> socket' will not be visible outside of this function [-Werror,-Wvisibility]
>   410 | int     ip6_raw_ctloutput(struct socket *, struct sockopt *);
>       |                                  ^
> /usr/src/sys/netinet6/ip6_var.h:429:27: error: declaration of 'struct
> socket' will not be visible outside of this function [-Werror,-Wvisibility]
>   429 | int     rip6_ctloutput(struct socket *, struct sockopt *);
>       |                               ^
> /usr/src/sys/netinet6/ip6_var.h:430:24: error: declaration of 'struct
> socket' will not be visible outside of this function [-Werror,-Wvisibility]
>   430 | int     rip6_usrreq(struct socket *,
>       |                            ^
> 5 errors generated.

I think you're using a custom kernel config, please share it when
reporting build failures.  In any case, I think commit
be393b6f0497f374c679c31e746705515eb9a554 will fix the problem.