diff --git a/eo/acinclude.m4 b/eo/acinclude.m4
index af837ca64..e29a13730 100644
--- a/eo/acinclude.m4
+++ b/eo/acinclude.m4
@@ -31,11 +31,11 @@ AC_DEFUN([AC_GNUPLOT], [dnl
                    [ac_cv_use_gnuplot],
                    [ac_cv_use_gnuplot=no])
     if test "$ac_cv_use_gnuplot" = "yes"; then
-        AC_ARG_VAR([GNUPLOT], [gnuplot used for graphical display])
+        AC_ARG_VAR([GNUPLOT], [gnuplot executable used for graphical display])
         AC_CHECK_PROG([GNUPLOT], [gnuplot], [gnuplot], [true])
         AC_DEFINE([HAVE_GNUPLOT], [1], [gnuplot graphical display])
     else
-        AC_DEFINE([NO_GNUPLOT], [1], [no gnuplot graphical display])
+        AC_DEFINE([NO_GNUPLOT], [1], [no gnuplot graphical display -- deprecated, will be reomoved!])
     fi
 ])
 
diff --git a/eo/src/utils/pipecom.cpp b/eo/src/utils/pipecom.cpp
index 418b8c5a3..e331eb578 100644
--- a/eo/src/utils/pipecom.cpp
+++ b/eo/src/utils/pipecom.cpp
@@ -167,7 +167,6 @@ int PipeComWaitFor( PCom *from, char *what )
 
 // Local Variables:
 // coding: iso-8859-1
-// mode: C++
 // c-file-style: "Stroustrup"
 // fill-column: 80
 // End: