removed duplicate test

diff --git a/configure.ac b/configure.ac
index 6e327ff6f29ccde82d87a8da49389aa32e8e6baf..fcbf5485004c4212ebb6c5f668ac128b13ddaa8a 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -54,7 +54,6 @@ fi
 AC_C_INLINE
 
 # For the C++ code
-AC_PROG_CXX
 AC_ARG_ENABLE(cxx,
   AS_HELP_STRING([--disable-cxx], [unconditionally disable the C++ library]),
     use_cxx=$enableval, use_cxx=yes)