THRIFT-4717: fix up make clean with autoconf
diff --git a/configure.ac b/configure.ac
index 1fcd2fb..0f6c6da 100755
--- a/configure.ac
+++ b/configure.ac
@@ -206,9 +206,9 @@
 fi
 AM_CONDITIONAL(WITH_C_GLIB, [test "$have_glib2" = "yes" -a "$have_gobject2" = "yes"])
 
-echo "OpenSSL check"
+# echo "OpenSSL check"
 if test "$have_cpp" = "yes" -o "$have_c_glib" = "yes";  then
-  echo "Have cpp or c so we check for OpenSSL"
+  # echo "Have cpp or c so we check for OpenSSL"
   AX_CHECK_OPENSSL()
 fi