Re: error: possibly undefined macro: AC_CHECK_HEADERS_ONCE

[Sam Steingold]

> * Stepan Kasal <address@hidden> [2005-08-06 17:41:14 +0200]:
>
>> $ aclocal -I `pwd`/src/m4 --output=src/autoconf/aclocal.m4
>
> This command examines only ./configure.in.  It doesn't examine the
> whole subtree.  In particular, it doesn't know about
> modules/regexp/configure.in.

./configure.ac is the ad hoc concatenation of the the sub-package
configures, including modules/regexp/configure.in.
specifically, it contains
gl_INCLUDED_REGEX([regex.c])
and src/m4/regex.m4 defines it and calls AC_CHECK_HEADERS_ONCE &c.


-- 
Sam Steingold (http://www.podval.org/~sds) running w2k
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main(a){printf(a,34,a="main(a){printf(a,34,a=%c%s%c,34);}",34);}