-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])]))