diff -r 000000000000 -r 42188c7ea2d9 Orb/Doxygen/src/portable_c.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Orb/Doxygen/src/portable_c.c	Thu Jan 21 17:29:01 2010 +0000
@@ -0,0 +1,24 @@
+#include <iconv.h>
+
+// These functions are implemented in a C file, because there are different
+// versions of the iconv() prototype, some with a const pointer and some
+// without. In C this is just a warning, but in C++ breaks the compilation.
+// Looking at the LIBICONV_VERSION is not enough, since for MACOSX the 
+// const and non-const version exist with the same version of the file.
+
+void * portable_iconv_open(const char* tocode, const char* fromcode)
+{
+  return iconv_open(tocode,fromcode);
+}
+
+size_t portable_iconv (void *cd, const char** inbuf,  size_t *inbytesleft, 
+                                       char** outbuf, size_t *outbytesleft)
+{
+  return iconv((iconv_t)cd,inbuf,inbytesleft,outbuf,outbytesleft);
+}
+
+int portable_iconv_close (void *cd)
+{
+  return iconv_close((iconv_t)cd);
+}
+