* Package:    app-emulation/qemu-guest-agent-1.2.0
 * Repository: gentoo
 * Maintainer: qemu@gentoo.org
 * USE:        abi_x86_x32 amd64 elibc_glibc kernel_linux multilib userland_GNU
 * FEATURES:   sandbox userpriv usersandbox
>>> Unpacking source...
>>> Unpacking qemu-1.2.0.tar.bz2 to /var/tmp/portage/app-emulation/qemu-guest-agent-1.2.0/work
>>> Source unpacked in /var/tmp/portage/app-emulation/qemu-guest-agent-1.2.0/work
>>> Preparing source in /var/tmp/portage/app-emulation/qemu-guest-agent-1.2.0/work/qemu-1.2.0 ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/app-emulation/qemu-guest-agent-1.2.0/work/qemu-1.2.0 ...

Error: zlib check failed
Make sure to have the zlib libs and headers installed.

>>> Source configured.
>>> Compiling source in /var/tmp/portage/app-emulation/qemu-guest-agent-1.2.0/work/qemu-1.2.0 ...
make -j4 qemu-ga 
make: *** No rule to make target `trace.h', needed by `Makefile'.  Stop.
make: *** Waiting for unfinished jobs....
Please call configure before running make!
make: *** [config-host.mak] Error 1
 * ERROR: app-emulation/qemu-guest-agent-1.2.0 failed (compile phase):
 *   emake failed
 * 
 * If you need support, post the output of `emerge --info '=app-emulation/qemu-guest-agent-1.2.0'`,
 * the complete build log and the output of `emerge -pqv '=app-emulation/qemu-guest-agent-1.2.0'`.
 * The complete build log is located at '/var/log/portage/app-emulation:qemu-guest-agent-1.2.0:20130417-114523.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/app-emulation/qemu-guest-agent-1.2.0/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/app-emulation/qemu-guest-agent-1.2.0/temp/environment'.
 * Working directory: '/var/tmp/portage/app-emulation/qemu-guest-agent-1.2.0/work/qemu-1.2.0'
 * S: '/var/tmp/portage/app-emulation/qemu-guest-agent-1.2.0/work/qemu-1.2.0'