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@node ceilf
@section @code{ceilf}
@findex ceilf
POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/functions/ceilf.html}
Gnulib module: ceilf or ceilf-ieee
Portability problems fixed by either Gnulib module @code{ceilf} or @code{ceilf-ieee}:
@itemize
@item
This function is missing on some platforms:
Minix 3.1.8, AIX 5.1, HP-UX 11, Solaris 9.
@item
This function is only defined as a macro with arguments on some platforms:
MSVC 14.
@end itemize
Portability problems fixed by Gnulib module @code{ceilf-ieee}:
@itemize
@item
This function returns a positive zero for an argument between @minus{}1 and 0
on some platforms:
macOS 10.13, AIX 7.1.
@end itemize
Portability problems not fixed by Gnulib:
@itemize
@end itemize
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