From c47f8dd7a1e5a7fface9512f578b3451e16f7e04 Mon Sep 17 00:00:00 2001
From: Pavel Charvat <pavel.charvat@netcentrum.cz>
Date: Tue, 5 Jun 2007 13:45:13 +0200
Subject: [PATCH] gettid: fixed a compilation bug on gentoo

---
 lib/threads.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/lib/threads.c b/lib/threads.c
index d2e0f220..c7497f95 100644
--- a/lib/threads.c
+++ b/lib/threads.c
@@ -16,9 +16,14 @@
 
 #ifdef CONFIG_LINUX
 #include <sys/types.h>
-#include <linux/unistd.h>
+#include <sys/syscall.h>
+#include <unistd.h>
 #ifdef __NR_gettid
-static _syscall0(pid_t, gettid)
+static pid_t
+gettid(void)
+{
+  return syscall(__NR_gettid);
+}
 #define CONFIG_USE_GETTID
 #endif
 #endif
-- 
2.39.2