Index: /trunk/include/VBox/VBoxGuestLib.h
===================================================================
--- /trunk/include/VBox/VBoxGuestLib.h	(revision 31129)
+++ /trunk/include/VBox/VBoxGuestLib.h	(revision 31130)
@@ -526,5 +526,5 @@
 VBGLR3DECL(int)     VbglR3SharedFolderConnect(uint32_t *pu32ClientId);
 VBGLR3DECL(int)     VbglR3SharedFolderDisconnect(uint32_t u32ClientId);
-VBGLR3DECL(bool)    VbglR3SharedFolderExists(uint32_t u32ClientId, char *pszShareName);
+VBGLR3DECL(bool)    VbglR3SharedFolderExists(uint32_t u32ClientId, const char *pszShareName);
 VBGLR3DECL(int)     VbglR3SharedFolderGetMappings(uint32_t u32ClientId, bool fAutoMountOnly,
                                                   PVBGLR3SHAREDFOLDERMAPPING *ppaMappings, uint32_t *pcMappings);
Index: /trunk/src/VBox/Additions/common/VBoxGuestLib/VBoxGuestR3LibSharedFolders.cpp
===================================================================
--- /trunk/src/VBox/Additions/common/VBoxGuestLib/VBoxGuestR3LibSharedFolders.cpp	(revision 31129)
+++ /trunk/src/VBox/Additions/common/VBoxGuestLib/VBoxGuestR3LibSharedFolders.cpp	(revision 31130)
@@ -93,5 +93,5 @@
  * @param   pszShareName    Shared folder name to check.
  */
-VBGLR3DECL(bool) VbglR3SharedFolderExists(uint32_t u32ClientId, char *pszShareName)
+VBGLR3DECL(bool) VbglR3SharedFolderExists(uint32_t u32ClientId, const char *pszShareName)
 {
     AssertPtr(pszShareName);