+htags:
+ @$(HTAGS)
+
+clean:
+ @$(MAKE) -sC src clean
+ @$(MAKE) -sC test/system/casl2 clean
+ @$(MAKE) -sC test/system/comet2 clean
+ @$(MAKE) -sC test/system/dumpword clean
+ @$(MAKE) -sC test/unit clean
+ @rm -rf doc/doxygen/*
+ @rm -f casl2 comet2 dumpword
+ @rm -f GPATH GRTAGS GSYMS GTAGS
+ @rm -rf HTML