First step trying to avoid the multiple header inclusion and recursion nightmare.

Reintroduce checking for HAVE_MSG_NOSIGNAL in configure script, so that we don't depend on header inclusion order for a valid check.

1 files changed, 8 insertions, 0 deletions

diff --git a/setup.h b/setup.h
index 731e66f..f3ced3e 100644
--- a/setup.h
+++ b/setup.h
@@ -149,4 +149,12 @@ int ares_strcasecmp(const char *s1, const char *s2);
 #endif
 #endif
 
+/*
+ * Include macros and defines that should only be processed once.
+ */
+
+#ifndef __SETUP_ONCE_H
+#include "setup_once.h"
+#endif
+
 #endif /* __ARES_SETUP_H */