phobosmoon phobos117 # emerge =net-misc/mDNSResponder-107.6-r5
Calculating dependencies... done!
>>> Verifying ebuild Manifests...

>>> Emerging (1 of 1) net-misc/mDNSResponder-107.6-r5 to /
 * mDNSResponder-107.6.tar.gz RMD160 ;-) ...                                                                                                                              [ ok ]
 * mDNSResponder-107.6.tar.gz SHA1 ;-) ...                                                                                                                                [ ok ]
 * mDNSResponder-107.6.tar.gz SHA256 ;-) ...                                                                                                                              [ ok ]
 * mDNSResponder-107.6.tar.gz size ;-) ...                                                                                                                                [ ok ]
 * checking ebuild checksums ;-) ...                                                                                                                                      [ ok ]
 * checking auxfile checksums ;-) ...                                                                                                                                     [ ok ]
 * checking miscfile checksums ;-) ...                                                                                                                                    [ ok ]
 * checking mDNSResponder-107.6.tar.gz ;-) ...                                                                                                                            [ ok ]
Traceback (most recent call last):
  File "/usr/bin/depend-java-query", line 8, in <module>
    from java_config_2 import __version__
ImportError: No module named java_config_2
 * Unable to determine VM for building from dependencies:
NV_DEPEND: !net-dns/avahi
        java? ( >=virtual/jdk-1.4 )  java? ( >=dev-java/java-config-2.0.33-r1 >=sys-apps/portage-2.1.2.7 )
VNEED:
 *
 * ERROR: net-misc/mDNSResponder-107.6-r5 failed.
 * Call stack:
 *                       ebuild.sh, line 1711:  Called dyn_setup
 *                       ebuild.sh, line  762:  Called qa_call 'pkg_setup'
 *                       ebuild.sh, line   44:  Called pkg_setup
 *   mDNSResponder-107.6-r5.ebuild, line   30:  Called java-pkg-opt-2_pkg_setup
 *           java-pkg-opt-2.eclass, line   43:  Called java-pkg_init
 *             java-utils-2.eclass, line 2083:  Called java-pkg_switch-vm
 *             java-utils-2.eclass, line 2501:  Called die
 * The specific snippet of code:
 *                              die "Failed to determine VM for building."
 *  The die message:
 *   Failed to determine VM for building.
 *
 * If you need support, post the topmost build error, and the call stack if relevant.
 * A complete build log is located at '/var/tmp/portage/net-misc/mDNSResponder-107.6-r5/temp/build.log'.
 *
!!! When you file a bug report, please include the following information:
GENTOO_VM=  CLASSPATH="." JAVA_HOME=""
JAVACFLAGS="" COMPILER=""
and of course, the output of emerge --info

 * Messages for package net-misc/mDNSResponder-107.6-r5:

 * Unable to determine VM for building from dependencies:
 *
 * ERROR: net-misc/mDNSResponder-107.6-r5 failed.
 * Call stack:
 *                       ebuild.sh, line 1711:  Called dyn_setup
 *                       ebuild.sh, line  762:  Called qa_call 'pkg_setup'
 *                       ebuild.sh, line   44:  Called pkg_setup
 *   mDNSResponder-107.6-r5.ebuild, line   30:  Called java-pkg-opt-2_pkg_setup
 *           java-pkg-opt-2.eclass, line   43:  Called java-pkg_init
 *             java-utils-2.eclass, line 2083:  Called java-pkg_switch-vm
 *             java-utils-2.eclass, line 2501:  Called die
 * The specific snippet of code:
 *                              die "Failed to determine VM for building."
 *  The die message:
 *   Failed to determine VM for building.
 *
 * If you need support, post the topmost build error, and the call stack if relevant.
 * A complete build log is located at '/var/tmp/portage/net-misc/mDNSResponder-107.6-r5/temp/build.log'.
 *