the curses test logic does not provide a fallback case when trying to run
the curses test program.  set that here to true since we know the deps are
sane via the ebuild.

we could patch aclocal.m4, but this package doesn't rebuild autotools atm.

--- a/configure
+++ b/configure
@@ -20146,9 +20146,7 @@
   echo "$as_me:20146: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
   if test "$cross_compiling" = yes; then
-  { { echo "$as_me:20149: error: cannot run test program while cross compiling" >&5
-echo "$as_me: error: cannot run test program while cross compiling" >&2;}
-   { (exit 1); exit 1; }; }
+cf_have_ncuconfig=yes
 else
   cat >conftest.$ac_ext <<_ACEOF
 #line 20154 "configure"