[tlbuild] Error building luatex

[Taco Hoekwater]

François Charette wrote:
> Hello,
> 
> I currently experience the following error when building luatex (I
> rsynced the TL2009 source tree a few hours ago):
> 
> ...
> srcdir=../../../texk/web2c /bin/sh ../../../texk/web2c/web2c/convert luatex
> syntax error: Last token = 290 ("), error buffer = `kpsesrccmdline',
>     last id = `kpsesrccmdline' (not in symbol table).
> ../../../texk/web2c/web2c/convert: conversion of luatex.p failed, moving
> dregs:
> ../../../texk/web2c/web2c/convert:   mv luatex[0-9].c luatexini.c
> luatexd.h                  luatexcoerce.h /tmp
> make[5]: *** [luatex-web2c] Error 1
> ...

This appears to be caused by a change in common.defines (#14235).
Did some kpathsea variable name change?

Best wishes,
Taco