5 POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/exp2.html}
9 Portability problems fixed by Gnulib:
12 This function is missing on some platforms:
13 FreeBSD 5.2.1, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 5.1, older IRIX 6.5, OSF/1 4.0, Solaris 9, MSVC 9, Interix 3.5.
15 This function is not declared on some platforms:
18 This function returns grossly wrong results on some platforms:
22 Portability problems not fixed by Gnulib: