5 POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/pread.html}
9 Portability problems fixed by Gnulib:
12 This function is missing on some platforms:
13 HP-UX 10, mingw, BeOS.
15 This function returns zero instead of positive values when large file support
16 is enabled on some platforms:
19 This function does not fail on pipes on some platforms:
23 Portability problems not fixed by Gnulib:
26 On platforms where @code{off_t} is a 32-bit type, this function may not
27 work correctly on files larger than 2 GB. The fix is to use the
28 @code{AC_SYS_LARGEFILE} macro.