handle_recursive: fix race condition if threads are used

[coloredstderr/coloredstderr.git] / m4 / README

diff --git a/m4/README b/m4/README
index 05e406944e389ff0651a4c263e6542966e9500fe..bde2cea20214cb105c2a5424a334152a869ed6e7 100644 (file)
--- a/m4/README
+++ b/m4/README
@@ -7,3 +7,4 @@ The following files were copied unmodified from the autoconf archive [1]
 [1]: http://www.gnu.org/software/autoconf-archive/
 
 - ax_c___attribute__.m4
+- ax_tls.m4