X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9b386ecadb0f98fb92cfaad786dcc26915a070bd..46bde8dcf2245956223da69cce5bf93ba22a087e:/include/wx/buffer.h

diff --git a/include/wx/buffer.h b/include/wx/buffer.h
index 1396ef5d26..c220566ffd 100644
--- a/include/wx/buffer.h
+++ b/include/wx/buffer.h
@@ -22,7 +22,7 @@
 // ----------------------------------------------------------------------------
 
 #define DEFINE_BUFFER(classname, chartype, strdupfunc)                      \
-class classname                                                             \
+class WXDLLIMPEXP_BASE classname                                            \
 {                                                                           \
 public:                                                                     \
     classname(const chartype *str)                                          \
@@ -30,7 +30,7 @@ public:                                                                     \
     {                                                                       \
     }                                                                       \
                                                                             \
-    classname(size_t len)                                                   \
+    classname(size_t len=0)                                                 \
         : m_str((chartype *)malloc((len + 1)*sizeof(chartype)))             \
     {                                                                       \
         m_str[len] = (chartype)0;                                           \
@@ -251,7 +251,7 @@ public:
         m_bufdata->m_len += 1;
     }
 
-    void  AppendData(void* data, size_t len)
+    void  AppendData(const void *data, size_t len)
     {
         memcpy(GetAppendBuf(len), data, len);
         UngetAppendBuf(len);