From: Sebastian Ramacher <sramacher@debian.org>
Date: Wed, 19 Apr 2017 22:44:48 +0200
Subject: Link with libm and libdl to fix underlinking

---
 libobs/CMakeLists.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/libobs/CMakeLists.txt b/libobs/CMakeLists.txt
index 49fffcd..5f48eb2 100644
--- a/libobs/CMakeLists.txt
+++ b/libobs/CMakeLists.txt
@@ -222,6 +222,11 @@ elseif(UNIX)
 			${PULSEAUDIO_LIBRARY})
 	endif()
 
+	set(libobs_PLATFORM_DEPS
+		${libobs_PLATFORM_DEPS}
+		m
+		dl)
+
 	if(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
 		# use the sysinfo compatibility library on bsd
 		find_package(Libsysinfo REQUIRED)