This is documented by all sig* manpages of FreeBSD and Linux, but only OpenBSD fails to build without this header. --- lib/PublicInbox/xap_helper.h | 1 + 1 file changed, 1 insertion(+)
diff --git a/lib/PublicInbox/xap_helper.h b/lib/PublicInbox/xap_helper.h index 493a24f4..0f16d316 100644 --- a/lib/PublicInbox/xap_helper.h +++ b/lib/PublicInbox/xap_helper.h @@ -30,6 +30,7 @@ #include <fcntl.h> #include <limits.h> #include <search.h> +#include <signal.h> #include <stdio.h> #include <string.h> #include <sysexits.h>
