* Package:    media-gfx/pngcheck-2.3.0
 * Repository: gentoo
 * Maintainer: graphics@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux userland_GNU
 * FEATURES:   preserve-libs sandbox userpriv usersandbox
x86_64-pc-linux-gnu-gcc -Wl,-O1 -Wl,--as-needed -march=native -O2 -pipe -Wformat -Werror=format-security -DUSE_ZLIB -o pngcheck pngcheck.c -lz
x86_64-pc-linux-gnu-gcc -Wl,-O1 -Wl,--as-needed -march=native -O2 -pipe -Wformat -Werror=format-security -DUSE_ZLIB -o pngsplit gpl/pngsplit.c -lz
gpl/pngsplit.c: In function ‘main’:
gpl/pngsplit.c:144:13: error: format not a string literal and no format arguments [-Werror=format-security]
             fprintf(stderr, pngsplit_hdr);
             ^
gpl/pngsplit.c:145:13: error: format not a string literal and no format arguments [-Werror=format-security]
             fprintf(stderr, pngsplit_usage);
             ^
gpl/pngsplit.c:153:9: error: format not a string literal and no format arguments [-Werror=format-security]
         fprintf(stderr, pngsplit_hdr);
         ^
gpl/pngsplit.c:154:9: error: format not a string literal and no format arguments [-Werror=format-security]
         fprintf(stderr, pngsplit_usage);
         ^
gpl/pngsplit.c:165:5: error: format not a string literal and no format arguments [-Werror=format-security]
     fprintf(stdout, pngsplit_hdr);
     ^
cc1: some warnings being treated as errors
Makefile.unx:63: recipe for target 'pngsplit' failed
make: *** [pngsplit] Error 1
emake failed
 * ERROR: media-gfx/pngcheck-2.3.0::gentoo failed (compile phase):
 *   (no error message)
 * 
 * Call stack:
 *     ebuild.sh, line  93:  Called src_compile
 *   environment, line 772:  Called die
 * The specific snippet of code:
 *       emake -f Makefile.unx CC="$(tc-getCC)" CFLAGS="${LDFLAGS} ${CFLAGS} -DUSE_ZLIB" ZLIB="-lz" || die
 * 
 * If you need support, post the output of `emerge --info '=media-gfx/pngcheck-2.3.0::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=media-gfx/pngcheck-2.3.0::gentoo'`.
 * The complete build log is located at '/var/log/portage/media-gfx:pngcheck-2.3.0:20150303-025125.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/media-gfx/pngcheck-2.3.0/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/media-gfx/pngcheck-2.3.0/temp/environment'.
 * Working directory: '/var/tmp/portage/media-gfx/pngcheck-2.3.0/work/pngcheck-2.3.0'
 * S: '/var/tmp/portage/media-gfx/pngcheck-2.3.0/work/pngcheck-2.3.0'