Missing <sys/cdefs.h>

[Loren James Rittle]

> solaris is completely broken right now. I'm sorry. .. I'll let you know 
> when it's fixed again.

> The decision was made to nuke gen-params, and try to use 
> autoconf/automake to implement _G_config.h. This has yet to be done.....

Ah, that does explain FreeBSD bootstraps failing with:

[...]
../../../../egcs/libstdc++-v3/libio/_G_config.h:53: parse error before `_G_fpos_t'
../../../../egcs/libstdc++-v3/libio/_G_config.h:53: warning: data definition has no type or storage class
../../../../egcs/libstdc++-v3/libio/_G_config.h:54: parse error before `_G_fpos64_t'
[...]