+swfc-feedback.$(O): swfc-feedback.c swfc-feedback.h
+ $(C) swfc-feedback.c -o $@
+swfc-history.$(O): swfc-history.c swfc-history.h swfc-interpolation.h
+ $(C) swfc-history.c -o $@
+swfc-interpolation.$(O): swfc-interpolation.c swfc-interpolation.h
+ $(C) swfc-interpolation.c -o $@