Add BOTAN_DLL macro to public class definitions that were missing it.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/alloc/alloc_mmap/mmap_mem.h b/src/alloc/alloc_mmap/mmap_mem.h
index 740aa9ec6..3d3c1c48e 100644
--- a/src/alloc/alloc_mmap/mmap_mem.h
+++ b/src/alloc/alloc_mmap/mmap_mem.h
@@ -13,7 +13,7 @@ namespace Botan {
 /*************************************************
 * Memory Mapping Allocator                       *
 *************************************************/
-class MemoryMapping_Allocator : public Pooling_Allocator
+class BOTAN_DLL MemoryMapping_Allocator : public Pooling_Allocator
    {
    public:
       MemoryMapping_Allocator(Mutex* m) : Pooling_Allocator(m) {}