* lib/Makefile.am: Do not link libshadow.la with the intl, crypt,

* lib/Makefile.am: Do not link libshadow.la with the intl, crypt,
  skey and md libraries...
* src/Makefile.am: ...Specify for each binary which library is
  required. skey and md are required for the binaries with
  authentication of the user (chfn, chsh, login, passwd, su). intl
  is required for all. mcrypt is required for user (chfn, chsh,
  login, passwd, su, sulogin) and group (newgrp, gpasswd)
  authentication and for the creation of passwords (chpasswd,
  chgpasswd, gpasswd, newusers, passwd).