Index: configure.ac
===================================================================
diff -u -rc80b57b9fbb2735d12418c3f634390141b50a94b -r1ddf01fece5863ff539c96a98585edd27184f2cc
--- configure.ac	(.../configure.ac)	(revision c80b57b9fbb2735d12418c3f634390141b50a94b)
+++ configure.ac	(.../configure.ac)	(revision 1ddf01fece5863ff539c96a98585edd27184f2cc)
@@ -11,10 +11,10 @@
 # for this package, and can be a relative path, such as:
 #
 #--------------------------------------------------------------------
-AC_PREREQ([2.69])
+AC_PREREQ([2.71])
 
 define(NsfVersion, 2.4.0)
-AC_INIT([nsf], [NsfVersion], [https://sourceforge.net/p/next-scripting/tickets/])
+AC_INIT([nsf],[NsfVersion],[https://sourceforge.net/p/next-scripting/tickets/])
 
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_AUX_DIR([tclconfig])