[Toybox] FreeBSD porting, removing bashisms

[Rob Landley]

On 1/8/19 3:10 PM, Ed Maste wrote:
> On Tue, 8 Jan 2019 at 15:17, Ed Maste <emaste at freebsd.org> wrote:
>>
>> With those changes these POSIX toys will build:
> ln should also be in the POSIX list - was excluded accidentally.
> 
>>From the "other" toys I can enable:
> acpi ascii base64 bunzip2 bzcat chroot chrt chvt clear count dos2unix
> unix2dos factor fallocate flock fmt fsync help help_extras hexedit
> lsmod lspci lspci_text lsusb makedevs mkpasswd mkswap modinfo
> mountpoint pmap printenv pwdx readlink realpath reset rev setsid shred
> sysctl tac timeout truncate usleep uuidgen vmstat w watch which xxd
> yes
> 
>>From lsb:
> hostname killall mknod mktemp pidof seq sync

Could you send me a .config file of what you can build? I'd like to add a "make
freebsd_defconfig" target. (Probably via
http://landley.net/aboriginal/FAQ.html#dev_miniconfig because then it won't need
to change for probed symbols and such...)

Thanks,

Rob