2 @section @code{clock_gettime}
5 POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/functions/clock_gettime.html}
9 Portability problems fixed by Gnulib:
13 Portability problems not fixed by Gnulib:
16 This function is missing on some platforms:
17 Mac OS X 10.11, Minix 3.1.8, mingw, MSVC 14.
18 The Gnulib module @code{gettime} is a partial substitute; it
19 implements the @code{CLOCK_REALTIME} functionality of @code{clock_gettime}.