diff --git a/ChangeLog b/ChangeLog
index effdac68..1772c9f5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -5,7 +5,14 @@ $Id$
 	All other users on Intel machines (99,9% I think) can use this version.
 
 
-v0.37.3		09-Apr-2003.
+v0.37.4		10-May-2003
+
+	general:
+		Added check for inconv.h in configure script for UNIX98 
+		character set conversion.
+
+
+v0.37.3		09-Apr-2003 - 10-May-2003
 
 	upgrade:
 		Remove ~/etc/archiver.data, start mbsetup menu 3, leave and
diff --git a/configure b/configure
index 3fb1fce2..a975ee7e 100755
--- a/configure
+++ b/configure
@@ -1273,7 +1273,7 @@ SUBDIRS="lib mbcico mbfido mbmon mbsebbs mbtask mbsetup unix lang examples html
 PACKAGE="mbsebbs"
 MAJOR="0"
 MINOR="37"
-REVISION="3"
+REVISION="4"
 VERSION="$MAJOR.$MINOR.$REVISION"
 COPYRIGHT="Copyright (C) 1997-2003 Michiel Broek, All Rights Reserved"
 SHORTRIGHT="Copyright (C) 1997-2003 M. Broek"
@@ -5215,6 +5215,148 @@ fi
 
 done
 
+
+for ac_header in iconv.h
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking $ac_header usability" >&5
+echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
+#include <$ac_header>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+         { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking $ac_header presence" >&5
+echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <$ac_header>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  ac_header_preproc=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
+fi
+rm -f conftest.err conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
+    { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+  no:yes )
+    { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
+echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  eval "$as_ac_Header=$ac_header_preproc"
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
+
+fi
+if test `eval echo '${'$as_ac_Header'}'` = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+
+done
+
 echo "$as_me:$LINENO: checking whether struct tm is in sys/time.h or time.h" >&5
 echo $ECHO_N "checking whether struct tm is in sys/time.h or time.h... $ECHO_C" >&6
 if test "${ac_cv_struct_tm+set}" = set; then
diff --git a/configure.in b/configure.in
index 574355b9..bae75405 100644
--- a/configure.in
+++ b/configure.in
@@ -11,7 +11,7 @@ dnl After changeing the version number, run autoconf!
 PACKAGE="mbsebbs"
 MAJOR="0"
 MINOR="37"
-REVISION="3"
+REVISION="4"
 VERSION="$MAJOR.$MINOR.$REVISION"
 COPYRIGHT="Copyright (C) 1997-2003 Michiel Broek, All Rights Reserved"
 SHORTRIGHT="Copyright (C) 1997-2003 M. Broek"
@@ -135,6 +135,7 @@ AC_HEADER_SYS_WAIT
 AC_CHECK_HEADERS(fcntl.h malloc.h sys/file.h sys/ioctl.h sys/time.h termios.h syslog.h sys/vfs.h unistd.h netinet/in.h regex.h)
 AC_CHECK_HEADERS(sys/resource.h usersec.h utime.h ulimit.h gshadow.h shadow.h)
 AC_CHECK_HEADERS(limits.h utmp.h utmpx.h lastlog.h rpc/key_prot.h)
+AC_CHECK_HEADERS(iconv.h)
 AC_STRUCT_TIMEZONE
 
 dnl Checks for typedefs, structures, and compiler characteristics.
diff --git a/lib/libs.h b/lib/libs.h
index 7dbad582..224e1dfb 100644
--- a/lib/libs.h
+++ b/lib/libs.h
@@ -83,6 +83,7 @@
 #include <setjmp.h>
 #include <grp.h>
 #include <sys/resource.h>
+#include <iconv.h>
 
 #pragma pack(1)