[PATCH] Fix build failure with --enable-kernel=2.5.65; `firstcall' undeclared

[Andrew Walrond]

Jakub Jelinek wrote:
> 
> Obvious typo.
> linuxthreads --with-tls is not beeing tested very much lately.
> 

Indeed. I only noticed as I use the same script to build glibc with 
linuxthreads and nptl

Andrew