1 files changed, 1 insertions, 0 deletions
diff --git a/lib/getdate.y b/lib/getdate.y
index 3525295bb..f16a28e3d 100644
--- a/lib/getdate.y
+++ b/lib/getdate.y
@@ -448,6 +448,7 @@ o_merid:
    may define-away `const'.  We want the prototype for get_date to have
    the same signature as the function definition.  */
 #include "getdate.h"
+#include "unlocked-io.h"
 
 #ifndef gmtime
 struct tm *gmtime ();