--- rxvt-unicode/autoconf/configure.in	2004/01/31 02:14:58	1.10
+++ rxvt-unicode/autoconf/configure.in	2004/01/31 04:12:10	1.11
@@ -58,6 +58,7 @@
 support_scroll_rxvt=no
 support_scroll_next=no
 support_scroll_xterm=no
+support_scroll_plain=no
 support_xim=no
 support_xpm=no
 support_xft=no
@@ -96,6 +97,7 @@
     support_scroll_rxvt=yes
     support_scroll_next=yes
     support_scroll_xterm=yes
+    support_scroll_plain=yes
     support_utmp=yes
     support_wtmp=yes
     support_xim=yes
@@ -192,6 +194,12 @@
     support_scroll_xterm=$enableval
   fi])
 
+AC_ARG_ENABLE(plain-scroll,
+  [  --enable-plain-scroll   enable plain style scrollbar],
+  [if test x$enableval = xyes -o x$enableval = xno; then
+    support_scroll_plain=$enableval
+  fi])
+
 AC_ARG_ENABLE(half-shadow,
   [  --enable-half-shadow    use half width/height shadow on rxvt scrollbar],
   [if test x$enableval = xyes; then
@@ -1180,6 +1188,10 @@
   AC_DEFINE(XTERM_SCROLLBAR, 1, Support Xterm style scrollbars)
   scrolltypes="$scrolltypes xterm"
 fi
+if test x$support_scroll_plain = xyes; then
+  AC_DEFINE(PLAIN_SCROLLBAR, 1, Support plain style scrollbars)
+  scrolltypes="$scrolltypes plain"
+fi
 if test x$support_pointer_blank = xyes; then
   AC_DEFINE(POINTER_BLANK, 1, Define if you want hide the pointer while typing)
 fi