@section @code{logbf}
@findex logbf
-POSIX specification: @url{http://www.opengroup.org/susv3xsh/logbf.html}
+POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/logbf.html}
-Gnulib module: ---
+Gnulib module: logbf
Portability problems fixed by Gnulib:
@itemize
+@item
+This function is missing on some platforms:
+Minix 3.1.8, AIX 5.1, HP-UX 11, IRIX 6.5, Solaris 9, MSVC 9.
+@item
+This function produces wrong results for subnormal numbers on some platforms:
+glibc 2.11/ppc, glibc 2.7/sparc, glibc 2.7/hppa, Solaris 11 2011-11.
@end itemize
Portability problems not fixed by Gnulib:
@itemize
-@item
-This function is missing on some platforms:
-AIX 5.1, HP-UX 11, IRIX 6.5, Solaris 9.
@end itemize