diff --git a/include/ph7.h b/include/ph7.h
index b9ef4e7..5c97b1b 100644
--- a/include/ph7.h
+++ b/include/ph7.h
@@ -332,6 +332,8 @@ struct SyMutexMethods {
 #endif
 typedef sxi64 ph7_int64;
 #define PH7_APIEXPORT SX_APIEXPORT
+#define PH7_APIIMPORT SX_APIIMPORT
+
 /*
  * Engine Configuration Commands.
  *