SDL_ttf: build: Use POSIX 1003.1-2001 tar archives for `make dist`

From 70c3dde300da9c0a57cb0040d40edfab7e5a469f Mon Sep 17 00:00:00 2001
From: Simon McVittie <[EMAIL REDACTED]>
Date: Mon, 12 Apr 2021 13:50:13 +0100
Subject: [PATCH] build: Use POSIX 1003.1-2001 tar archives for `make dist`

The Automake default is to use ancient UNIX v7 tar archives, which do
not support long filenames, causing some of the macOS stuff to be
excluded from `make dist`.

Signed-off-by: Simon McVittie <smcv@collabora.com>
Resolves: https://github.com/libsdl-org/SDL_ttf/issues/124
---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index ad5e2e5..0e4fd4f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -45,7 +45,7 @@ dnl Detect the canonical build and host environments
 AC_CANONICAL_HOST
 
 dnl Setup for automake
-AM_INIT_AUTOMAKE([foreign subdir-objects])
+AM_INIT_AUTOMAKE([foreign subdir-objects tar-pax])
 
 dnl Check for tools
 AC_PROG_CC