Fix Solaris building

Close #3040

diff --git a/src/network/rootbind.c b/src/network/rootbind.c
index c52360271859ea80c6db392ed934838be7565d2b..65a956fbaf1d75a207e975b3176ec7a89b15e663 100644 (file)
--- a/src/network/rootbind.c
+++ b/src/network/rootbind.c
@@ -22,6 +22,8 @@
 # include <config.h>
 #endif
 
+#define _XPG4_2 /* ancilliary data on Solaris */
+
 #if !defined (WIN32) && !defined (SYS_BEOS)
 # define ENABLE_ROOTWRAP 1
 #endif