configure.ac: Rename AS_HELP_STRING to AC_HELP_STRING (fix undefined macro).

ChangeLog

@@ -1,3 +1,7 @@
+2005-07-10  Leonard den Ottolander  <leonard den ottolander nl>
+
+	* configure.ac: Rename AS_HELP_STRING to AC_HELP_STRING.
+
 2005-07-08  Leonard den Ottolander  <leonard den ottolander nl>
 
 	* NEWS: Fixed commit to the wrong branch.

configure.ac

@@ -150,7 +150,7 @@ esac
 dnl Extended Character Sets
 dnl
 AC_ARG_ENABLE([extcharset],
-	AS_HELP_STRING([--enable-extcharset], [Enable extended character sets]))
+	AC_HELP_STRING([--enable-extcharset], [Enable extended character sets]))
 if test x"$enable_extcharset" = x"yes"; then
   AC_DEFINE([EXTCHARSET_ENABLED], 1, [Enable extended character sets?])
 fi