From: Sebastian Ramacher <sramacher@debian.org>
Date: Fri, 4 Mar 2022 23:05:32 +0100
Subject: Link with pthread

---
 CMakeLists.txt | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1cbb615..9ccb8d4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -269,6 +269,12 @@ target_link_libraries(openshot-audio PUBLIC ${CMAKE_DL_LIBS})
 # Link with atomic
 target_link_libraries(openshot-audio PRIVATE atomic)
 
+# Link with pthread
+set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
+set(THREADS_PREFER_PTHREAD_FLAG TRUE)
+find_package(Threads REQUIRED)
+target_link_libraries(openshot-audio PRIVATE Threads::Threads)
+
 # Create an alias so our EXPORT target name works internally, as well
 add_library(OpenShot::Audio ALIAS openshot-audio)