linking with C++ sources

I've got problems to link mdbtools library with C++ sourses.

It could be fixed just adding `export "C"` in headers like in mdbodbc.h 
done.
Patches included.
--
Sem.

--- include/mdbsql.h.orig       Sun Dec 11 18:22:34 2005
+++ include/mdbsql.h    Sun Dec 11 18:23:20 2005
@@ -6,6 +6,10 @@
 #ifndef _mdbsql_h_
 #define _mdbsql_h_
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef struct {
        MdbHandle *mdb;
        int all_columns;
@@ -59,4 +63,7 @@
 void mdb_sql_listtables(MdbSQL *sql);
 void mdb_sql_select(MdbSQL *sql);
 
+#ifdef __cplusplus
+}
+#endif
 #endif

--- include/mdbtools.h.orig     Sun Dec 11 18:22:42 2005
+++ include/mdbtools.h  Sun Dec 11 18:23:32 2005
@@ -40,6 +40,10 @@
 #define MDB_MEMO_OVERHEAD 12
 #define MDB_BIND_SIZE 16384
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 enum {
        MDB_PAGE_DB = 0,
        MDB_PAGE_DATA,
@@ -345,4 +349,8 @@
 /* index.c */
 extern GPtrArray *mdb_read_indices(MdbTableDef *table);
 extern void mdb_index_dump(MdbTableDef *table, MdbIndex *idx);
+
+#ifdef __cplusplus
+}
+#endif
 #endif /* _mdbtools_h_ */