commit 784b8a5e679728529e2ad135f1f0d8c6575912e6
Author:     ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
AuthorDate: Mon Apr 12 08:50:59 2021 +0200
Commit:     ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
CommitDate: Mon Apr 12 08:50:59 2021 +0200

    Restore ./configure --enable-x11 on macOS

 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git configure.ac configure.ac
index ec62785..2c0738d 100644
--- configure.ac
+++ configure.ac
@@ -87,7 +87,7 @@ case $host_os in
     darwin*)
 	if test x$enable_x11 = xyes; then
 		host_os_gui="X11"
-		OPTIM="-U__APPLE__ -mmacosx-version-min=10.3 $OPTIM"
+		OPTIM="-U__APPLE__ -mmacosx-version-min=10.9 -D_LIBCPP_HAS_THREAD_API_PTHREAD $OPTIM"
 	fi
 	;;
    *)