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fseeko
POSIX specification:
https://pubs.opengroup.org/onlinepubs/9699919799/functions/fseeko.html
Gnulib module: fseeko
Portability problems fixed by Gnulib:
fseeko
in <stdio.h>
is not enabled by default
on some platforms:
glibc 2.3.6.
off_t
is a 32-bit type, fseeko
does not work
correctly with files larger than 2 GB. (Cf. AC_SYS_LARGEFILE
.)
Portability problems not fixed by Gnulib: