diff --git a/configure.in b/configure.in
index 428d3f53a3..32e622485d 100644
--- a/configure.in
+++ b/configure.in
@@ -1685,6 +1685,9 @@ if test "$wxUSE_JOYSTICK" = 1; then
   fi
 fi
 
+
+AC_CHECK_FUNCS(vsscanf)
+
 dnl ------------------------------------------------------------------------
 dnl DLL support
 dnl ------------------------------------------------------------------------
diff --git a/src/html/htmltag.cpp b/src/html/htmltag.cpp
index 16e780335f..9f36d68957 100644
--- a/src/html/htmltag.cpp
+++ b/src/html/htmltag.cpp
@@ -226,7 +226,8 @@ void wxHtmlTag::ScanParam(const wxString& par, char *format, ...) const
 
     va_start(argptr, format);
 
-#if defined(__MINGW32__) || defined(__CYGWIN__) || defined(__VISUALC__)
+//#if defined(__MINGW32__) || defined(__CYGWIN__) || defined(__VISUALC__)
+#ifndef HAVE_VSSCANF
     sscanf((const char*)parval, format, va_arg(argptr, void *));
 #else
     vsscanf((const char*)parval, format, argptr);
@@ -245,4 +246,4 @@ void wxHtmlTag::ScanParam(const wxString& par, char *format, ...) const
     va_end(argptr);
 }
 
-#endif
\ No newline at end of file
+#endif