diff --git a/configure b/configure
index 98c59ab3..21469b3c 100755
--- a/configure
+++ b/configure
@@ -15162,6 +15162,67 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
 
 
+{ $as_echo "$as_me:$LINENO: checking POSIX termios" >&5
+$as_echo_n "checking POSIX termios... " >&6; }
+if test "${ac_cv_sys_posix_termios+set}" = set; then
+  $as_echo_n "(cached) " >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <sys/types.h>
+#include <unistd.h>
+#include <termios.h>
+
+int
+main ()
+{
+/* SunOS 4.0.3 has termios.h but not the library calls.  */
+   tcgetattr(0, 0);
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+  (eval "$ac_link") 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } && {
+	 test -z "$ac_cxx_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 $as_test_x conftest$ac_exeext
+       }; then
+  ac_cv_sys_posix_termios=yes
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	ac_cv_sys_posix_termios=no
+fi
+
+rm -rf conftest.dSYM
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+      conftest$ac_exeext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_sys_posix_termios" >&5
+$as_echo "$ac_cv_sys_posix_termios" >&6; }
+
+
  if test x$occon = xtrue; then
   OCC_TRUE=
   OCC_FALSE='#'
diff --git a/configure.ac b/configure.ac
index f6d0328f..4a051db5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -15,6 +15,8 @@ AC_LANG_CPLUSPLUS
 AC_PROG_CXX
 AM_PROG_LIBTOOL
 
+AC_SYS_POSIX_TERMIOS
+
 AM_CONDITIONAL([OCC], [test x$occon = xtrue])
 AC_SUBST([OCCFLAGS], [$occfl])
 AC_SUBST([OCCLIBS], [$occlfl])
diff --git a/ng/onetcl.cpp b/ng/onetcl.cpp
index 26e8ab19..78daa621 100644
--- a/ng/onetcl.cpp
+++ b/ng/onetcl.cpp
@@ -1486,7 +1486,7 @@ const char * ngscript[] = {
 "\n",\
 ".ngmenu.help add command -label \"About...\" \\\n",\
 "    -command {\n",\
-"tk_messageBox -message \"This is NETGEN \\n mainly written by \\n Joachim Sch�erl \\n thanks to \\n R. Gaisbauer, J. Gerstmayr\"\n",\
+"tk_messageBox -message \"This is NETGEN \\n mainly written by \\n Joachim Schöberl \\n thanks to \\n R. Gaisbauer, J. Gerstmayr\"\n",\
 "}\n",\
 "\n",\
 "\n",\