-AC_CHECK_HEADER([readline/readline.h], [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
-AC_CHECK_HEADER([readline/history.h], [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
-
-if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
- GhcLibsWithReadline=YES
- AC_DEFINE([HAVE_READLINE_HEADERS], [1], [Define to 1 if readline/readline.h and readline/history.h exist.])
-else
- GhcLibsWithReadline=NO
- AC_DEFINE([HAVE_READLINE_HEADERS], [0], [Define to 1 if readline/readline.h and readline/history.h exist.])
-fi
-AC_SUBST(GhcLibsWithReadline)
-