+### use option --enable-interop to turn on use of bindings used for interop
+echo "$as_me:10065: checking if you want interop bindings" >&5
+echo $ECHO_N "checking if you want interop bindings... $ECHO_C" >&6
+
+# Check whether --enable-interop or --disable-interop was given.
+if test "${enable_interop+set}" = set; then
+ enableval="$enable_interop"
+ with_exp_interop=$enableval
+else
+ with_exp_interop=no
+fi;
+echo "$as_me:10075: result: $with_exp_interop" >&5
+echo "${ECHO_T}$with_exp_interop" >&6
+
+NCURSES_INTEROP_FUNCS=0
+test "$with_exp_interop" = yes && NCURSES_INTEROP_FUNCS=1
+