devpollmplexer doesn't compile due to missing sigset_t

closes #3000

diff --git a/pdns/devpollmplexer.cc b/pdns/devpollmplexer.cc
index d3995e9c1a4e67fbf17f7ed1502f72cc9787a5fa..e79bff0a5df1f6a47e121de43304d591c1ba5da0 100644 (file)
--- a/pdns/devpollmplexer.cc
+++ b/pdns/devpollmplexer.cc
@@ -1,6 +1,11 @@
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
+/*
+ * NOTE: sys/devpoll.h relies on sigset_t being already defined so we need
+ * to include sys/signal.h *before* including sys/devpoll.h.
+ */
+#include <sys/signal.h>
 #include <sys/devpoll.h>
 #include "mplexer.hh"
 #include "sstuff.hh"