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@node floorf
@section @code{floorf}
@findex floorf
POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/floorf.html}
Gnulib module: floorf or floorf-ieee
Portability problems fixed by either Gnulib module @code{floorf} or @code{floorf-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 9.
@end itemize
Portability problems fixed by Gnulib module @code{floorf-ieee}:
@itemize
@item
This function returns a positive zero for a minus zero argument
on some platforms:
OSF/1 5.1.
@end itemize
Portability problems not fixed by Gnulib:
@itemize
@end itemize
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