-AC_ARG_WITH([gsl],
- [AS_HELP_STRING([--with-gsl],
- [specify whether to build test programs requiring the GNU Scientific Library. [default=auto]]
- )], [with_gsl=$withval], [with_gsl=auto])
-
-AS_CASE([$with_gsl],
- [no], [have_gsl=no],
- [yes], [DX_CHECK_GSL([1.0], [have_gsl=yes])],
- [DX_CHECK_GSL([1.0], [have_gsl=yes], [have_gsl=no])])
-AM_CONDITIONAL([HAVE_GSL], [test x"$have_gsl" = x"yes"])
-
-AC_CONFIG_TESTDIR([.])