5 POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/round.html}
7 Gnulib module: round or round-ieee
9 Portability problems fixed by either Gnulib module @code{round} or @code{round-ieee}:
12 This function is missing on some platforms:
13 FreeBSD 5.2.1, OpenBSD 3.8, AIX 5.1, IRIX 6.5, OSF/1 4.0, Solaris 9, Interix 3.5.
15 This function is not declared on some platforms:
18 This functions returns a wrong result for x = 1/2 - 2^-54 on some platforms:
22 Portability problems fixed by Gnulib module @code{round-ieee}:
25 This function returns a positive zero for an argument between -0.5 and 0
29 This function returns a positive zero for a minus zero argument
34 Portability problems not fixed by Gnulib: