5 POSIX specification: @url{http://www.opengroup.org/onlinepubs/9699919799/functions/sleep.html}
9 Portability problems fixed by Gnulib:
12 This function is missing on some platforms:
13 mingw (2005 or newer).
15 This function takes milliseconds as argument and returns @code{void} on some
17 mingw (2005 and older).
19 This function cannot sleep longer than 49.7 days on some platforms:
23 Portability problems not fixed by Gnulib:
26 According to POSIX, the @code{sleep} function may interfere with the program's
27 use of the @code{SIGALRM} signal. On Linux, it doesn't; on other platforms,