@itemize
@item
This function is missing on some platforms:
-IRIX 5.3, Solaris 2.5.1.
+Minix 3.1.8, IRIX 5.3, Solaris 2.5.1.
@item
This function returns 0 for all possible arguments on some platforms:
Linux libc5.
+@item
+This function cannot be called from plain inline or extern inline functions
+on some platforms:
+OS X 10.8.
@end itemize
Portability problems not fixed by Gnulib: