dnl Check for stuff needed for building the GiNaC interactive shell (ginsh):
AC_CHECK_HEADERS(unistd.h)
AC_CHECK_HEADERS(readline/readline.h readline/history.h)
AC_CHECK_LIB(readline, readline)
dnl Check for stuff needed for building the GiNaC interactive shell (ginsh):
AC_CHECK_HEADERS(unistd.h)
AC_CHECK_HEADERS(readline/readline.h readline/history.h)
AC_CHECK_LIB(readline, readline)