5 POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/ceilf.html}
7 Gnulib module: ceilf or ceilf-ieee
9 Portability problems fixed by either Gnulib module @code{ceilf} or @code{ceilf-ieee}:
12 This function is missing on some platforms:
13 Minix 3.1.8, AIX 5.1, HP-UX 11, Solaris 9.
15 This function is only defined as a macro with arguments on some platforms:
19 Portability problems fixed by Gnulib module @code{ceilf-ieee}:
22 This function returns a positive zero for an argument between @minus{}1 and 0
24 Mac OS X 10.5, AIX 7.1, OSF/1 5.1.
26 This function returns a positive zero for a minus zero argument
31 Portability problems not fixed by Gnulib: