offsetof() is in <stddef.h>

p4raw-id: //depot/perlio@14296

diff --git a/ext/Socket/Socket.xs b/ext/Socket/Socket.xs
index b302eaa..504cbd1 100644 (file)
--- a/ext/Socket/Socket.xs
+++ b/ext/Socket/Socket.xs
@@ -3,6 +3,8 @@
 #include "perl.h"
 #include "XSUB.h"
 
+#include <stddef.h>
+
 #ifndef VMS
 # ifdef I_SYS_TYPES
 #  include <sys/types.h>