From b452488431433cbaa6be3e5684e8a9655d84705e Mon Sep 17 00:00:00 2001
From: Boris Pek <tehnick-8@yandex.ru>
Date: Tue, 20 Nov 2012 22:41:38 +0200
Subject: [PATCH] Fix build in Debian GNU/Hurd.

---
 src/system.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/system.h b/src/system.h
index 98b1d85..c99ba61 100644
--- a/src/system.h
+++ b/src/system.h
@@ -127,6 +127,10 @@
 */
 #endif
 
+#ifdef __GNU__
+#define POSIX_THREAD_SUPPORT
+#endif
+
 #define USE_SELECT
 #ifndef WINSOCK
 #include <sys/select.h>