$NetBSD: patch-ad,v 1.2 2000/04/16 08:56:16 mycroft Exp $

--- configure.in.orig	Sat Jan  1 23:05:50 2000
+++ configure.in	Sun Apr 16 04:44:17 2000
@@ -47,22 +47,26 @@
 AC_SUBST(GMP_SUBDIRS)
 AC_SUBST(GMP_LIBS)
 
-AC_CHECK_LIB(ncurses, tgetent, LIBS="-lncurses $LIBS" termcap=yes,
-  AC_CHECK_LIB(termcap, tgetent, LIBS="-ltermcap $LIBS" termcap=yes,
-               termcap=no))
+AC_CHECK_LIB(termcap, tgetent, LIBS="-ltermcap $LIBS" termcap=yes,
+             termcap=no)
 if test "$termcap" = yes; then
   AC_CHECK_HEADERS(termcap.h)
   AC_DEFINE(HAVE_LIBTERMCAP)
 fi
 
-AC_CHECK_LIB(readline, readline)
-if test "$ac_cv_lib_readline_readline" = yes; then
-  AC_CHECK_HEADERS(readline/readline.h)
-  AC_CHECK_LIB(readline, add_history, history=yes,
+AC_CHECK_LIB(edit, readline, readlinelib=edit have_readline=yes,
+  AC_CHECK_LIB(readline, readline, readlinelib=readline have_readline=yes,
+    readline=no))
+if test "$have_readline" = yes; then
+  LIBS="-l$readlinelib $LIBS"
+  AC_CHECK_HEADERS(readline.h readline/readline.h)
+  AC_DEFINE(HAVE_LIBREADLINE)
+  AC_CHECK_LIB($readlinelib, tilde_expand, AC_DEFINE(HAVE_TILDE_EXPAND))
+  AC_CHECK_LIB($readlinelib, add_history, history=yes,
     AC_CHECK_LIB(history, add_history, LIBS="-lhistory" history=yes,
                  history=no))
   if test "$history" = yes; then
-    AC_CHECK_HEADERS(readline/history.h)
+    AC_CHECK_HEADERS(history.h readline/history.h)
     AC_DEFINE(HAVE_LIBHISTORY)
   fi
 fi