Masao Uebayashi wrote:
> 
> I have to keep a make(1) code fragment to ease updating a package. [1]
>  How should the code be put like?

I generally stick these things directly in the package Makefile or in 
some other .mk file included by the package Makefile.  Most folks just 
run "make build" or "make install", so unless they care to examine the 
Makefile for extra targets which are not documented, they aren't affected.

	Cheers,

	-- Johnny C. Lam