Index: libraries/ZWidget/CMakeLists.txt
--- libraries/ZWidget/CMakeLists.txt.orig
+++ libraries/ZWidget/CMakeLists.txt
@@ -130,7 +130,7 @@ elseif(APPLE)
 	add_link_options(-pthread)
 else()
 	set(ZWIDGET_SOURCES ${ZWIDGET_SOURCES} ${ZWIDGET_SDL2_SOURCES})
-	set(ZWIDGET_LIBS ${CMAKE_DL_LIBS} -ldl)
+	set(ZWIDGET_LIBS ${CMAKE_DL_LIBS})
 	add_definitions(-DUNIX -D_UNIX)
 	add_link_options(-pthread)
 endif()
