1 files changed, 8 insertions, 0 deletions

diff --git a/src/api/burn/WixToolset.Mba.Core/BalUtil.cs b/src/api/burn/WixToolset.Mba.Core/BalUtil.cs
index 4c949a5a..e8b0b7c0 100644
--- a/src/api/burn/WixToolset.Mba.Core/BalUtil.cs
+++ b/src/api/burn/WixToolset.Mba.Core/BalUtil.cs
@@ -36,6 +36,14 @@ namespace WixToolset.Mba.Core
             );
 
         [DllImport("mbanative.dll", ExactSpelling = true)]
+        internal static extern int BalGetRelatedBundleVariableFromEngine(
+            [MarshalAs(UnmanagedType.Interface)] IBootstrapperEngine pEngine,
+            [MarshalAs(UnmanagedType.LPWStr)] string wzBundleId,
+            [MarshalAs(UnmanagedType.LPWStr)] string wzVariable,
+            ref StrUtil.StrHandle psczOut
+            );
+
+        [DllImport("mbanative.dll", ExactSpelling = true)]
         [return: MarshalAs(UnmanagedType.Bool)]
         internal static extern bool BalVariableExistsFromEngine(
             [MarshalAs(UnmanagedType.Interface)] IBootstrapperEngine pEngine,