!!! Please attach the following file when filing a report to bugs.gentoo.org:
!!! /var/tmp/portage/samba-3.0.22-r2/work/samba-3.0.22/source/config.log

!!! ERROR: net-fs/samba-3.0.22-r2 failed.
Call stack:
  ebuild.sh, line 1545:   Called dyn_compile
  ebuild.sh, line 940:   Called src_compile
  samba-3.0.22-r2.ebuild, line 104:   Called econf '--with-fhs' '--sysconfdir=/etc/samba' '--localstatedir=/var' '--with-configdir=/etc/samba' '--with-libdir=/usr/lib/samba' '--with-swatdir=/usr/share/doc/samba-3.0.22-r2/swat' '--with-piddir=/var/run/samba' '--with-lockdir=/var/cache/samba' '--with-logfilebase=/var/log/samba' '--with-privatedir=/var/lib/samba/private' '--with-libsmbclient' '--without-spinlocks' '--without-acl-support' '--without-aio-support' '--without-automount' '--disable-cups' '--without-krb5' '--with-pam' '--with-pam_smbpass' '--with-python' '--without-quotas' '--without-sys-quotas' '--with-readline' '--with-smbmount' '--with-syslog' '--with-expsam=xml,' '--with-manpages-langs=en' '--without-ldapsam'
  ebuild.sh, line 541:   Called die

!!! econf failed
!!! If you need support, post the topmost build error, and the call stack if relevant.