Gentoo bug #293958 [1] details a patch to fix building with autoconf
version 2.64.
Regards,
jer
[1] https://bugs.gentoo.org/show_bug.cgi?id=293958--- configure.ac-old 2009-10-16 18:44:26.000000000 +0200
+++ configure.ac 2009-11-21 15:09:58.000000000 +0100
@@ -255,7 +255,7 @@
AC_ARG_WITH(gnutls, AS_HELP_STRING([--without-gnutls], [don't use GNUTLS library]),
[with_gnutls=$withval], [with_gnutls=yes])
AC_ARG_WITH(openssl,
-AS_HELP_STRING([--with-openssl[[=/path]]], [use OpenSSL [at /path]])
+AS_HELP_STRING([--with-openssl@<:@=/path@:>@], [use OpenSSL @<:@at /path@:>@])
AS_HELP_STRING([--without-openssl], [don't use OpenSSL (default)]),
[with_openssl=$withval], [with_openssl=no])
case "$with_openssl" in
