1--- configure	2009-01-05 13:51:27.000000000 -0800
2+++ configure	2009-01-05 14:50:56.000000000 -0800
3@@ -9859,6 +9859,11 @@
4 echo "$as_me:9860: checking if you want experimental reentrant code" >&5
5 echo $ECHO_N "checking if you want experimental reentrant code... $ECHO_C" >&6
6 
7+# Opaque structures make binaries less likely to be incompatable with
8+# future versions of ncurses.
9+cf_cv_enable_opaque="NCURSES_INTERNALS"
10+NCURSES_OPAQUE=1
11+
12 # Check whether --enable-reentrant or --disable-reentrant was given.
13 if test "${enable_reentrant+set}" = set; then
14   enableval="$enable_reentrant"
15@@ -9904,7 +9904,7 @@
16 else
17 	cf_cv_enable_reentrant=0
18 	cf_cv_enable_opaque="NCURSES_OPAQUE"
19-	NCURSES_OPAQUE=0
20+	NCURSES_OPAQUE=1
21 	NCURSES_SIZE_T=short
22 fi
23 
24