host-side configury update

[Jonathan Larmour]

Bart Veer wrote:
> 
> The problem is that a full solution actually requires more than just
> tcl.h and the library. For Tcl you also need to worry about TCL_LIBS
> and TCL_LD_FLAGS - jld ran into problems in this area a couple of
> weeks back trying to build statically-linked versions of the tools.
> Tk requires TK_LIBS. 

Ok.

> On Unix-like systems there is really no sensible
> alternative to processing tclConfig.sh and tkConfig.sh. 

According to the debian report that Sergei posted tcl.m4 is used instead. 
 From a quick look, it appears other projects copy it from the TCL source 
distribution into their repository as-is and use it. e.g.
https://mediatools.cs.ucl.ac.uk/nets/mmedia/ticket/176

OTOH, another post in that thread was this:
http://lists.alioth.debian.org/pipermail/pkg-tcltk-devel/2007-August/000073.html

Jifl
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