all: buildindex getkeys searchbuildindex: btree.o buildindex.cpp conf.h	g++ -g -o buildindex btree.o buildindex.cppgetkeys: getkeys.cpp conf.h	g++ -g -o getkeys getkeys.cppsearch: btree.o search.cpp conf.h	g++ -o search -D_GNU_SOURCE btree.o search.cppbtree.o: btree.cpp conf.h	g++ -c -o btree.o btree.cppclean:	rm btree.o buildindex getkeys search