From cc3105e100e9b07ce6ab24f58efd1bb9d42570aa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Otto=20Kek=C3=A4l=C3=A4inen?= <otto@kekalainen.net>
Date: Sun, 20 Dec 2020 20:52:51 +0200
Subject: [PATCH] Fix riscv64 build failure by linking correctly with pthread

Link with -pthread instead of -lpthread, and do that for all architectures.

Contributors:
Aurelien Jarno <aurelien@aurel32.net>

Closes: #1717
---
 configure.cmake | 1 +
 1 file changed, 1 insertion(+)

diff --git a/configure.cmake b/configure.cmake
index ad2626e0357..1b85c31bdf4 100644
--- a/configure.cmake
+++ b/configure.cmake
@@ -134,6 +134,7 @@ IF(UNIX)
   IF(NOT LIBRT)
     MY_SEARCH_LIBS(clock_gettime rt LIBRT)
   ENDIF()
+  set(THREADS_PREFER_PTHREAD_FLAG ON)
   FIND_PACKAGE(Threads)
 
   SET(CMAKE_REQUIRED_LIBRARIES