--- /dev/null
+
+hostprogs-y := genksyms
+always := $(hostprogs-y)
+
+genksyms-objs := genksyms.o parse.tab.o lex.lex.o
+
+# -I needed for generated C source (shipped source)
+HOSTCFLAGS_parse.tab.o := -I$(src)
+HOSTCFLAGS_lex.lex.o := -I$(src)
+
+# dependencies on generated files need to be listed explicitly
+$(obj)/lex.lex.o: $(obj)/keywords.hash.c $(obj)/parse.tab.h
+
+clean-files := keywords.hash.c lex.lex.c parse.tab.c parse.tab.h