We don't have libdl
Index: libobs/CMakeLists.txt
--- libobs/CMakeLists.txt.orig
+++ libobs/CMakeLists.txt
@@ -24,7 +24,6 @@ if(UNIX)
 		find_package(XCB OPTIONAL_COMPONENTS XINPUT)
 		find_package(XCB)
 		find_library(M_LIBRARY NAMES m)
-		find_library(DL_LIBRARY NAMES dl)
 		if (XCB_XINPUT_FOUND)
 			set(USE_XINPUT "1")
 		else()
@@ -251,7 +250,6 @@ elseif(UNIX)
 		${X11_XCB_DEFINITIONS})
 	set(libobs_PLATFORM_DEPS
 		${libobs_PLATFORM_DEPS}
-		${DL_LIBRARY}
 		${M_LIBRARY}
 		${X11_X11_LIB}
 		${XCB_LIBRARIES}
