From 797b724b4347d3e02fed1368e71a8b5d83421a07 Mon Sep 17 00:00:00 2001
From: Kenichi Ishigaki <ishigaki@cpan.org>
Date: Sat, 17 Apr 2021 18:30:10 +0900
Subject: [PATCH] Revert "Do not force THREADSAFE=0 when perl does not have
 usethreads (fix #69)"

This reverts commit b56f872c82d34ed16b4710f83b741b11084d438f.
---
 Makefile.PL | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Makefile.PL b/Makefile.PL
index c4995cc..aa2244c 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -262,6 +262,9 @@ if ( $^O eq 'cygwin') {
 if ( $Config{d_usleep} || $Config{osname} =~ m/linux/ ) {
 	push @CC_DEFINE, '-DHAVE_USLEEP=1';
 }
+unless ( $Config{usethreads} ) {
+	push @CC_DEFINE, '-DTHREADSAFE=0';
+}
 if ($^O eq 'hpux' and $Config{osvers} <= 10.20) {
 	# HP-UX 10.20 does not have pread () at all
 	push @CC_DEFINE,