1 files changed, 2 insertions, 0 deletions
diff --git a/src/include/k5-err.h b/src/include/k5-err.h
index 4852409c2a..5ba5816a71 100644
--- a/src/include/k5-err.h
+++ b/src/include/k5-err.h
@@ -37,6 +37,8 @@
 #define KRB5_CALLCONV_C
 #endif
 
+#include <stdarg.h>
+
 struct errinfo {
     long code;
     const char *msg;