Re: execute.c doesn't have fallback for systems without posix_spawn

[Paul Eggert]

Garrett Cooper wrote:

> configure:3527: loading site script /mnt/freebsd-ports//Templates/config.site
...
> | : ${ac_cv_header_spawn_h=yes}

That's your problem.  Your config.site file claims that there's a 
spawn.h, but there isn't.  I stay away from config.site files myself, as 
they're trouble.