util: Fix strndup prototype on C++.

Trivial.

2 files changed, 10 insertions, 1 deletions

diff --git a/src/util/strndup.c b/src/util/strndup.c
index 2c24d3789c2..ca1c6f53b57 100644
--- a/src/util/strndup.c
+++ b/src/util/strndup.c
@@ -23,6 +23,7 @@
 
 #if defined(_WIN32)
 #include <stdlib.h>
+#include <string.h>
 #include "strndup.h"
 
 char *
diff --git a/src/util/strndup.h b/src/util/strndup.h
index 54346823596..c5ed7a8c8d2 100644
--- a/src/util/strndup.h
+++ b/src/util/strndup.h
@@ -27,6 +27,14 @@
 
 #if defined(_WIN32)
 
-extern char *strndup(const char *str, size_t max);
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+char *strndup(const char *str, size_t max);
+
+#ifdef __cplusplus
+}
+#endif
 
 #endif