configure: running /bin/sh './configure' --prefix=/usr  '--prefix=/usr' '--host=x86_64-pc-linux-gnu' '--mandir=/usr/share/man' '--infodir=/usr/share/info' '--datadir=/usr/share' '--sysconfdir=/etc' '--localstatedir=/var/lib' '--with-saslauthd=/var/lib/sasl2' '--with-pwcheck=/var/lib/sasl2' '--with-configdir=/etc/sasl2' '--with-plugindir=/usr/lib64/sasl2' '--with-dbpath=/etc/sasl2/sasldb2' '--enable-login' '--enable-ntlm' '--enable-auth-sasldb' '--disable-krb4' '--disable-otp' '--with-openssl' '--with-pam' '--without-ldap' '--disable-ldapdb' '--disable-sample' '--disable-gssapi' '--without-mysql' '--disable-mysql' '--without-pgsql' '--disable-postgres' '--disable-srp' '--enable-java' '--with-javahome=/opt/blackdown-jdk-1.4.2.03' '--without-authdaemond' '--disable-sql' '--with-dblib=berkeley' '--libdir=/usr/lib64' '--build=x86_64-pc-linux-gnu' 'CFLAGS=-march=k8 -O2' 'build_alias=x86_64-pc-linux-gnu' 'host_alias=x86_64-pc-linux-gnu' --cache-file=.././config.cache --srcdir=.
configure: loading cache .././config.cache
configure: error: `CFLAGS' has changed since the previous run:
configure:   former value:  -march=k8  -O2
configure:   current value: -march=k8 -O2
configure: error: changes in the environment can compromise the build
configure: error: run `make distclean' and/or `rm .././config.cache' and start over
configure: error: /bin/sh './configure' failed for saslauthd

!!! Please attach the following file when filing a report to bugs.gentoo.org:
!!! /var/tmp/portage/cyrus-sasl-2.1.22/work/cyrus-sasl-2.1.22/config.log

!!! ERROR: dev-libs/cyrus-sasl-2.1.22 failed.
Call stack:
  ebuild.sh, line 1546:   Called dyn_compile
  ebuild.sh, line 937:   Called src_compile
  cyrus-sasl-2.1.22.ebuild, line 164:   Called econf '--with-saslauthd=/var/lib/sasl2' '--with-pwcheck=/var/lib/sasl2' '--with-configdir=/etc/sasl2' '--with-plugindir=/usr/lib64/sasl2' '--with-dbpath=/etc/sasl2/sasldb2' '--enable-login' '--enable-ntlm' '--enable-auth-sasldb' '--disable-krb4' '--disable-otp' '--with-openssl' '--with-pam' '--without-ldap' '--disable-ldapdb' '--disable-sample' '--disable-gssapi' '--without-mysql' '--disable-mysql' '--without-pgsql' '--disable-postgres' '--disable-srp' '--enable-java' '--with-javahome=/opt/blackdown-jdk-1.4.2.03' '--without-authdaemond' '--disable-sql' '--with-dblib=berkeley'
  ebuild.sh, line 540:   Called die

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