1 files changed, 5 insertions, 0 deletions
diff --git a/sink.c b/sink.c
index 36b4ce54..3c19ed68 100644
--- a/sink.c
+++ b/sink.c
@@ -179,6 +179,11 @@ int smtp_open(struct query *ctl)
 }
 
 /* these are shared by open_sink and stuffline */
+#ifndef HAVE_SIGACTION
+static RETSIGTYPE (*sigchld)(int);
+#else
+static struct sigaction sa_old;
+#endif /* HAVE_SIGACTION */
 static FILE *sinkfp;
 
 int stuffline(struct query *ctl, char *buf)