* Package:    app-crypt/pinentry-0.9.5
 * Repository: gentoo
 * Maintainer: crypto@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux qt4 userland_GNU
 * FEATURES:   preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
>>> Unpacking pinentry-0.9.5.tar.bz2 to /var/tmp/portage/app-crypt/pinentry-0.9.5/work
>>> Source unpacked in /var/tmp/portage/app-crypt/pinentry-0.9.5/work
>>> Preparing source in /var/tmp/portage/app-crypt/pinentry-0.9.5/work/pinentry-0.9.5 ...
 * Applying pinentry-0.8.2-ncurses.patch ...
 [ ok ]
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/app-crypt/pinentry-0.9.5/work/pinentry-0.9.5 ...
 * econf: updating pinentry-0.9.5/build-aux/config.guess with /usr/share/gnuconfig/config.guess
 * econf: updating pinentry-0.9.5/build-aux/config.sub with /usr/share/gnuconfig/config.sub
./configure --prefix=/usr --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --mandir=/usr/share/man --infodir=/usr/share/info --datadir=/usr/share --sysconfdir=/etc --localstatedir=/var/lib --disable-dependency-tracking --disable-silent-rules --libdir=/usr/lib64 --enable-pinentry-tty --disable-pinentry-gtk2 --disable-pinentry-curses --disable-fallback-curses --enable-pinentry-qt4 --disable-pinentry-qt4-clipboard --without-libcap --disable-libsecret --disable-pinentry-gnome3 MOC=/usr/lib64/qt4/bin/moc
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking for style of include used by make... GNU
checking for x86_64-pc-linux-gnu-gcc... x86_64-pc-linux-gnu-gcc
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether x86_64-pc-linux-gnu-gcc accepts -g... yes
checking for x86_64-pc-linux-gnu-gcc option to accept ISO C89... none needed
checking whether x86_64-pc-linux-gnu-gcc understands -c and -o together... yes
checking dependency style of x86_64-pc-linux-gnu-gcc... none
checking how to run the C preprocessor... x86_64-pc-linux-gnu-gcc -E
checking for grep that handles long lines and -e... /bin/grep
checking for egrep... /bin/grep -E
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking minix/config.h usability... no
checking minix/config.h presence... no
checking for minix/config.h... no
checking whether it is safe to define __EXTENSIONS__... yes
checking whether to enable maintainer-specific portions of Makefiles... no
checking build system type... x86_64-pc-linux-gnu
checking host system type... x86_64-pc-linux-gnu
checking whether make sets $(MAKE)... (cached) yes
checking whether build environment is sane... yes
checking for x86_64-pc-linux-gnu-gcc... (cached) x86_64-pc-linux-gnu-gcc
checking whether we are using the GNU C compiler... (cached) yes
checking whether x86_64-pc-linux-gnu-gcc accepts -g... (cached) yes
checking for x86_64-pc-linux-gnu-gcc option to accept ISO C89... (cached) none needed
checking whether x86_64-pc-linux-gnu-gcc understands -c and -o together... (cached) yes
checking dependency style of x86_64-pc-linux-gnu-gcc... (cached) none
checking how to run the C preprocessor... x86_64-pc-linux-gnu-gcc -E
checking for x86_64-pc-linux-gnu-ranlib... x86_64-pc-linux-gnu-ranlib
checking for x86_64-pc-linux-gnu-g++... x86_64-pc-linux-gnu-g++
checking whether we are using the GNU C++ compiler... yes
checking whether x86_64-pc-linux-gnu-g++ accepts -g... yes
checking dependency style of x86_64-pc-linux-gnu-g++... none
checking whether ln -s works... yes
checking for x86_64-pc-linux-gnu-windres... no
checking for windres... no
checking for gitlog-to-changelog... no
checking if gcc ignores unknown -Wno-* options... yes
checking if gcc supports -Wpointer-arith... yes
checking for ANSI C header files... (cached) yes
checking for string.h... (cached) yes
checking for unistd.h... (cached) yes
checking langinfo.h usability... yes
checking langinfo.h presence... yes
checking for langinfo.h... yes
checking termio.h usability... yes
checking termio.h presence... yes
checking for termio.h... yes
checking locale.h usability... yes
checking locale.h presence... yes
checking for locale.h... yes
checking utime.h usability... yes
checking utime.h presence... yes
checking for utime.h... yes
checking wchar.h usability... yes
checking wchar.h presence... yes
checking for wchar.h... yes
checking for seteuid... yes
checking for stpcpy... yes
checking for mmap... yes
checking for mlock... yes
checking whether mlock is broken... no
checking for uint32_t... yes
checking for gpg-error-config... /usr/bin/gpg-error-config
checking for GPG Error - version >= 1.16... yes (1.19)
checking for x86_64-pc-linux-gnu-libassuan-config... no
checking for libassuan-config... /usr/bin/libassuan-config
checking for LIBASSUAN - version >= 2.1.0... yes (2.2.1)
checking LIBASSUAN API version... okay
checking for byte typedef... no
checking for ulong typedef... yes
checking if Unix domain socket is supported... yes
checking for QtCore... configure: error: 
***
*** Qt4 Core is required.
***

!!! Please attach the following file when seeking support:
!!! /var/tmp/portage/app-crypt/pinentry-0.9.5/work/pinentry-0.9.5/config.log
 * ERROR: app-crypt/pinentry-0.9.5::gentoo failed (configure phase):
 *   econf failed
 * 
 * Call stack:
 *               ebuild.sh, line   93:  Called src_configure
 *             environment, line 2440:  Called econf '--enable-pinentry-tty' '--disable-pinentry-gtk2' '--disable-pinentry-curses' '--disable-fallback-curses' '--enable-pinentry-qt4' '--disable-pinentry-qt4-clipboard' '--without-libcap' '--disable-libsecret' '--disable-pinentry-gnome3' 'MOC=/usr/lib64/qt4/bin/moc'
 *        phase-helpers.sh, line  662:  Called __helpers_die 'econf failed'
 *   isolated-functions.sh, line  117:  Called die
 * The specific snippet of code:
 *   		die "$@"
 * 
 * If you need support, post the output of `emerge --info '=app-crypt/pinentry-0.9.5::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=app-crypt/pinentry-0.9.5::gentoo'`.
 * The complete build log is located at '/var/log/portage/app-crypt:pinentry-0.9.5:20150712-230145.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/app-crypt/pinentry-0.9.5/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/app-crypt/pinentry-0.9.5/temp/environment'.
 * Working directory: '/var/tmp/portage/app-crypt/pinentry-0.9.5/work/pinentry-0.9.5'
 * S: '/var/tmp/portage/app-crypt/pinentry-0.9.5/work/pinentry-0.9.5'