Index: common/CMakeLists.txt
--- common/CMakeLists.txt.orig
+++ common/CMakeLists.txt
@@ -683,5 +683,5 @@ make_lexer(
 # This one gets made only when testing.
 # to build it, first enable #define STAND_ALONE at top of dsnlexer.cpp
 add_executable( dsntest EXCLUDE_FROM_ALL dsnlexer.cpp )
-target_link_libraries( dsntest common ${wxWidgets_LIBRARIES} rt )
+target_link_libraries( dsntest common ${wxWidgets_LIBRARIES} )