Until version 1.13 gsl_matrix_free would crash when passed NULL.
Reported-by: Frans Houweling <fhouweling@email.it>
AM_CONDITIONAL(WITH_PERL_MODULE, test $WITH_PERL_MODULE = yes)
AC_SEARCH_LIBS([cblas_dsdot], [gslcblas],,[PSPP_REQUIRED_PREREQ([libgslcblas])])
AM_CONDITIONAL(WITH_PERL_MODULE, test $WITH_PERL_MODULE = yes)
AC_SEARCH_LIBS([cblas_dsdot], [gslcblas],,[PSPP_REQUIRED_PREREQ([libgslcblas])])
-PKG_CHECK_MODULES([GSL], [gsl >= 1.12], [],
- AC_SEARCH_LIBS([gsl_linalg_cholesky_invert], [gsl],,[PSPP_REQUIRED_PREREQ([gsl 2.0 version 1.12 or later])]))
+PKG_CHECK_MODULES([GSL], [gsl >= 1.13], [],
+ AC_SEARCH_LIBS([gsl_poly_eval_derivs], [gsl],,[PSPP_REQUIRED_PREREQ([gsl version 1.13 or later])]))
PSPP_GSL_NEEDS_FGNU89_INLINE
PSPP_GSL_NEEDS_FGNU89_INLINE