iasl: Fix build

http://hydra.nixos.org/build/3887583
acct: Fix build

http://hydra.nixos.org/build/3887914
shishi: Fix build

http://hydra.nixos.org/build/3884001
ebtables: Update to 2.0.10-4 and fix build

http://hydra.nixos.org/build/3891670
gperftools: Update to 2.0 and fix build

http://hydra.nixos.org/build/3875478
jfsutils: Fix build

http://hydra.nixos.org/build/3897210
lftp: Update to 4.4.0 and fix build

http://hydra.nixos.org/build/3896385
boost-1.49: Fix build

http://hydra.nixos.org/build/3890924
mailutils: Fix build

http://hydra.nixos.org/build/3875816
Rename boost => boost-headers

Suffixes like "-headers" should go *before* the version part;
otherwise nix-env will think boost and boost-*-headers are the same
package.
Remove some unused Boost versions
gcc-4.3: Apply siginfo_t fix

Borrowed from Gentoo.
pam_unix2: Remove

It no longer builds and NixOS doesn't use it anymore.
rcs: Update to 5.8.1 and fix build

http://hydra.nixos.org/build/3895835
syslinux: Update to 4.06 and fix build

http://hydra.nixos.org/build/3890519
valgrind: Support Glibc 2.17

http://hydra.nixos.org/build/3894741
tigervnc: Drop dependency on libxcrypt

http://hydra.nixos.org/build/3875072
libxcrypt: Remove
gcc-4.0: Remove
gcc-2.95: Remove

Hasn't built in a long time.