1 files changed, 2 insertions, 0 deletions
diff --git a/private.c b/private.c
index 444086d..e3fac58 100644
--- a/private.c
+++ b/private.c
@@ -6,6 +6,8 @@
  * the implementation and may be used throughout it.
  */
 
+#include <errno.h>
+
 #include "pthread.h"
 #include "implement.h"