1 files changed, 2 insertions, 0 deletions

diff --git a/src/include/platform.h b/src/include/platform.h
index 716f23ab..b5861d25 100644
--- a/src/include/platform.h
+++ b/src/include/platform.h
@@ -49,7 +49,9 @@
 #include <errno.h>
 #include <fcntl.h>
 #include <signal.h>
+#ifdef HAVE_STDDEF_H
 #include <stddef.h>
+#endif /* HAVE_STDDEF_H */
 
 /* different OSes have fd_set in
    a broad range of header files;