exiv2 failed on x86_64 dockyard-devel (c64.arklinux.org)

exiv2 failed to build on x86_64 for dockyard-devel.
Last 250 lines of build log:

warning: user arklinux does not exist - using root
Installing exiv2-0.15-2ark.src.rpm
Building target platforms: x86_64
Building for target x86_64
Executing(%prep): /bin/sh -e /var/tmp/rpm-tmp.78450
+ umask 022
+ cd /build-exiv2-x86_64/BUILD
+ cd /build-exiv2-x86_64/BUILD
+ rm -rf exiv2-0.15
+ tar -xf /usr/src/ark/SOURCES/exiv2-0.15.tar.lz
+ cd exiv2-0.15
++ /usr/bin/id -u
+ '[' 0 = 0 ']'
+ /bin/chown -Rhf root .
++ /usr/bin/id -u
+ '[' 0 = 0 ']'
+ /bin/chgrp -Rhf root .
+ /bin/chmod -Rf a+rX,g-w,o-w .
+ echo 'Patch #0 (exiv2-0.15-gcc43.patch):'
Patch #0 (exiv2-0.15-gcc43.patch):
+ patch -p1 -b --suffix .gcc43~ -s
+ exit 0
Executing(%build): /bin/sh -e /var/tmp/rpm-tmp.78450
+ umask 022
+ cd /build-exiv2-x86_64/BUILD
+ cd exiv2-0.15
+ CFLAGS='-O2 -fomit-frame-pointer -fweb -frename-registers'
+ export CFLAGS
+ CXXFLAGS='-O2 -fomit-frame-pointer -fweb -frename-registers -fvisibility-inlines-hidden'
+ export CXXFLAGS
+ FFLAGS='-O2 -fomit-frame-pointer -fweb -frename-registers'
+ export FFLAGS
+ '[' 0 = 1 ']'
+ '[' 0 = 1 ']'
+ CROSSCOMPILE='--target=x86_64-ark-linux --host=x86_64-unknown-linux-gnu --build=x86_64-unknown-linux-gnu'
+ '[' %cross '!=' %cross -a -n %cross ']'
+ export CROSSCOMPILE
+ ./configure --target=x86_64-ark-linux --host=x86_64-unknown-linux-gnu --build=x86_64-unknown-linux-gnu --program-prefix= --prefix=/usr --exec-prefix=/usr --program-prefix= --bindir=/usr/bin --sbindir=/usr/sbin --sysconfdir=/etc --datadir=/usr/share --includedir=/usr/include --libdir=/usr/lib64 --libexecdir=/usr/libexec --localstatedir=/var --sharedstatedir=/usr/com --mandir=/usr/share/man --infodir=/usr/share/info
checking for x86_64-unknown-linux-gnu-g++... no
checking for x86_64-unknown-linux-gnu-c++... no
checking for x86_64-unknown-linux-gnu-gpp... no
checking for x86_64-unknown-linux-gnu-aCC... no
checking for x86_64-unknown-linux-gnu-CC... no
checking for x86_64-unknown-linux-gnu-cxx... no
checking for x86_64-unknown-linux-gnu-cc++... no
checking for x86_64-unknown-linux-gnu-cl.exe... no
checking for x86_64-unknown-linux-gnu-FCC... no
checking for x86_64-unknown-linux-gnu-KCC... no
checking for x86_64-unknown-linux-gnu-RCC... no
checking for x86_64-unknown-linux-gnu-xlC_r... no
checking for x86_64-unknown-linux-gnu-xlC... no
checking for g++... g++
checking for C++ compiler default output file name... 
configure: error: C++ compiler cannot create executables
See `config.log' for more details.
error: Bad exit status from /var/tmp/rpm-tmp.78450 (%build)


RPM build errors:
    user arklinux does not exist - using root
    Bad exit status from /var/tmp/rpm-tmp.78450 (%build)