X-Git-Url: https://git.draconx.ca/gitweb/cdecl99.git/blobdiff_plain/568c39ad1836f8cf87ccc1b2ba577b6f6ba37e25..7d32ec18c46f9b8313dc8b815b994ff2c85d26c7:/configure.ac

diff --git a/configure.ac b/configure.ac
index f0b606f..f766023 100644
--- a/configure.ac
+++ b/configure.ac
@@ -40,25 +40,18 @@ BISON_I18N
 GLOBAL_SYMBOL_PIPE=$lt_cv_sys_global_symbol_pipe
 AC_SUBST([GLOBAL_SYMBOL_PIPE])
 
-AH_BOTTOM([#include <cfgtail.h>])
+AH_TOP([#include <conf_pre.h>])
+AH_BOTTOM([#include <conf_post.h>])
 
 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])
 
-case $with_gsl in
-no)
-	have_gsl=no
-;;
-yes)
-	DX_CHECK_GSL([1.0], [have_gsl=yes])
-;;
-*)
-	DX_CHECK_GSL([1.0], [have_gsl=yes], [have_gsl=no])
-;;
-esac
-
+AS_CASE([$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_FILES([