https://github.com/lxqt/screengrab/pull/86

Index: screengrab-1.98/CMakeLists.txt
===================================================================
--- screengrab-1.98.orig/CMakeLists.txt
+++ screengrab-1.98/CMakeLists.txt
@@ -261,7 +261,7 @@ if (XCB_XFIXES_FOUND)
     target_link_libraries(screengrab ${XCB_XFIXES_LIBRARY})
 endif()
 
-target_link_libraries(screengrab qkeysequencewidget Qt5::Widgets KF5::WindowSystem ${X11_LIBRARIES})
+target_link_libraries(screengrab qkeysequencewidget Qt5::Widgets KF5::WindowSystem Qt5::X11Extras Qt5::Network ${X11_LIBRARIES})
 
 # installing
 install(TARGETS screengrab RUNTIME DESTINATION bin)