X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=configure.ac;h=770a7c1ac0ac7045dc5949cb645a82a11fafa69d;hb=0b3776f6a5d8beaefa9a3936ec810e6a819bcfde;hp=05488e2155976d267838eccd949096197dd3f3ad;hpb=d4e616bb70b5dc62ad078a9ee00754096902bece;p=skeinsum.git

diff --git a/configure.ac b/configure.ac
index 05488e2..770a7c1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,11 +1,11 @@
 #                                               -*- Autoconf -*-
 # Process this file with autoconf to produce a configure script.
 
-AC_PREREQ([2.68])
+AC_PREREQ([2.69])
 AC_INIT([skeinsum], [1.0], [j@jxself.org])
 AC_CONFIG_SRCDIR([skein.h])
 AC_CONFIG_HEADERS([config.h])
-AM_INIT_AUTOMAKE([skeinsum],[1.0])
+AM_INIT_AUTOMAKE([-Wall -Werror foreign])
 
 # Checks for programs.
 AC_PROG_CC
@@ -13,7 +13,7 @@ AC_PROG_CC
 # Checks for libraries.
 
 # Checks for header files.
-AC_CHECK_HEADERS([limits.h malloc.h stddef.h stdlib.h string.h unistd.h])
+AC_CHECK_HEADERS([limits.h malloc.h stddef.h stdlib.h string.h unistd.h errno.h])
 
 # Checks for typedefs, structures, and compiler characteristics.
 AC_TYPE_SIZE_T