Mine

am_amarokcollectionscanner_OBJECTS = main.$(OBJEXT) \
        collectionscannerdcophandler.$(OBJEXT) \
        collectionscanner.$(OBJEXT)
#>- amarokcollectionscanner_OBJECTS =  \
#>-     $(am_amarokcollectionscanner_OBJECTS)
#>+ 6
amarokcollectionscanner_final_OBJECTS = amarokcollectionscanner.all_cpp.o
amarokcollectionscanner_nofinal_OBJECTS = main.$(OBJEXT) \
        collectionscannerdcophandler.$(OBJEXT) \
        collectionscanner.$(OBJEXT) collectionscannerdcopiface_skel.$(OBJEXT) \
        dirfd.lo
amarokcollectionscanner_OBJECTS = $(amarokcollectionscanner_nofinal_OBJECTS)
#amarokcollectionscanner_OBJECTS = $(amarokcollectionscanner_final_OBJECTS)



and:



amarokcollectionscanner_SOURCES=\
    main.cpp \
     \
    collectionscannerdcophandler.cpp \
    collectionscanner.cpp collectionscannerdcopiface_skel.cpp \
        dirfd.c


gives:

[griffous@angelous:collectionscanner]gmake
gmake: *** No rule to make target `dirfd.lo', needed by `amarokcollectionscanner'.  Stop.