[PATCH] audit: fix external header definitions for gcc10

[Steve Grubb]

On Friday, January 10, 2020 7:03:47 PM EST Tony Jones wrote:
> Header definitions need to be external when building with -fno-common
> (which is default in GCC 10).

Applied. Thanks!

-Steve

> (.text+0x0): multiple definition of `event_node_list'; ausearch.o (symbol
> from plugin):(.text+0x0): first defined here [   60s]
> /usr/lib64/gcc/x86_64-suse-linux/9/../../../../x86_64-suse-linux/bin/ld:
> ausearch-time.o (symbol from plugin): in function `lookup_time':
> 
> Fixes: ff25054df7ed
> ---
>  src/ausearch-common.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/src/ausearch-common.h b/src/ausearch-common.h
> index 6669203..3040547 100644
> --- a/src/ausearch-common.h
> +++ b/src/ausearch-common.h
> @@ -50,7 +50,7 @@ extern pid_t event_pid;
>  extern int event_exact_match;
>  extern uid_t event_uid, event_euid, event_loginuid;
>  extern const char *event_tuid, *event_teuid, *event_tauid;
> -slist *event_node_list;
> +extern slist *event_node_list;
>  extern const char *event_comm;
>  extern const char *event_filename;
>  extern const char *event_hostname;
> --
> 2.21.0