Include stddef.h if available.

[tinc] / src / have.h

diff --git a/src/have.h b/src/have.h
index 402f802..318d549 100644 (file)
--- a/src/have.h
+++ b/src/have.h
@@ -57,6 +57,10 @@
 
 /* Include system specific headers */
 
+#ifdef HAVE_STDDEF_H
+#include <stddef.h>
+#endif
+
 #ifdef HAVE_SYSLOG_H
 #include <syslog.h>
 #endif