+if LYX_USE_STD_REGEX
+
+liblyxboost_a_SOURCES = \
+ libs/signals/src/connection.cpp \
+ libs/signals/src/named_slot_map.cpp \
+ libs/signals/src/signal_base.cpp \
+ libs/signals/src/slot.cpp \
+ libs/signals/src/trackable.cpp
+
+else
+
+liblyxboost_a_SOURCES = \
+ libs/regex/src/internals.hpp \