+dnl ------------------
+dnl readline detection
+dnl ------------------
+
+abook_cv_readline=/usr
+AC_ARG_WITH(readline, [ --with-readline=DIR Where readline is installed ],
+ [if test $withval != yes; then
+ abook_cv_readline=$withval
+ fi
+ if test x$abook_cv_readline != x/usr; then
+ LDFLAGS="-L${abook_cv_readline}/lib $LDFLAGS"
+ CPPFLAGS="$CPPFLAGS -I${abook_cv_readline}/include"
+ fi])
+
+AC_LIB_READLINE
+
+if test x$ac_cv_lib_readline = xno -o x$ac_cv_lib_readline_history = xno; then
+ AC_MSG_ERROR([*** readline library not found or it doesn't support history ***])
+fi
+
+dnl -------------------------
+dnl end of readline detection
+dnl -------------------------
+