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From: David King <amigadave@amigadave.com>
Date: Thu, 15 Apr 2021 11:45:13 +0100
Subject: configure: Use AX_REQUIRE_DEFINED
Require additional macros to be defined early, to avoid an aclocal
"too many loops" error when copying macros.
---
configure.ac | 3 +++
1 file changed, 3 insertions(+)
diff --git a/configure.ac b/configure.ac
index acf178c..48cefd5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -29,6 +29,9 @@ AM_GNU_GETTEXT([external])
AM_GNU_GETTEXT_VERSION([0.18.2])
m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
+AX_REQUIRE_DEFINED([AX_ADD_FORTIFY_SOURCE])
+AX_REQUIRE_DEFINED([AX_CXX_COMPILE_STDCXX])
+AX_REQUIRE_DEFINED([AX_PTHREAD])
# Checks for programs.
AC_PROG_CPP
AC_PROG_CXX
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