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--- a/src/lib/mkMake
+++ b/src/lib/mkMake
@@ -15,6 +15,7 @@
 ${depth}/index/fsindexer.cpp \
 ${depth}/index/indexer.cpp \
 ${depth}/index/mimetype.cpp \
+${depth}/index/subtreelist.cpp \
 ${depth}/internfile/htmlparse.cpp \
 ${depth}/internfile/myhtmlparse.cpp \
 ${depth}/internfile/mimehandler.cpp \