[tlbuild] dvi test?

[Bruno Haible]

John Hawkinson wrote:
> It seems to me that fseek()'s implementation calls lseek() with the same whence=SEEK_SET when fseek() is called with seek_set(), at least per the below code. Or maybe I missed something in it. Where does it convert to SEEK_CUR with a negative offset?

In FreeBSD, it's at line 144 of [1]. In macOS, it's surely similar.
The stdio implementations of all BSDs are very similar.

Bruno

[1] https://cgit.freebsd.org/src/tree/lib/libc/stdio/fseek.c