5 POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/fabsl.html}
9 Portability problems fixed by Gnulib:
12 This function is missing on some platforms:
13 NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, HP-UX 11, IRIX 6.5, Solaris 9, Cygwin, Interix 3.5, BeOS.
15 This function is only defined as a macro with arguments on some platforms:
18 This function returns a minus zero for a minus zero argument on some platforms:
19 IRIX 6.5 with gcc 4.2.4.
22 Portability problems not fixed by Gnulib: