/usr/lib/gcc/x86_64-pc-linux-gnu/4.9.2/../../../../x86_64-pc-linux-gnu/bin/ld: ../../lib/libextern_clew.a(clew.c.o): undefined reference to symbol 'dlclose@@GLIBC_2.2.5'
/usr/lib/gcc/x86_64-pc-linux-gnu/4.9.2/../../../../lib64/libdl.so: error adding symbols: DSO missing from command line
collect2: error: ld returned 1 exit status
source/creator/CMakeFiles/blender.dir/build.make:241: recipe for target 'bin/blender' failed
make[2]: *** [bin/blender] Error 1
make[2]: Leaving directory '/var/tmp/portage/media-gfx/blender-2.72b-r3/work/blender-2.72b_build'
CMakeFiles/Makefile2:5538: recipe for target 'source/creator/CMakeFiles/blender.dir/all' failed
make[1]: *** [source/creator/CMakeFiles/blender.dir/all] Error 2
make[1]: Leaving directory '/var/tmp/portage/media-gfx/blender-2.72b-r3/work/blender-2.72b_build'
Makefile:146: recipe for target 'all' failed
make: *** [all] Error 2
 * ERROR: media-gfx/blender-2.72b-r3::gentoo failed (compile phase):
 *   emake failed