Comment 1 for bug 1668565

Or not:

https://launchpadlibrarian.net/309154570/buildlog_ubuntu-trusty-amd64.gst-plugins-bad1.0_1.2.4-1~ubuntu1.1-rjvb-ppa170228d_BUILDING.txt.gz

/bin/bash ../../../libtool --tag=CC --mode=link /usr/bin/gcc-6 -I../../../gst-libs -I../../../gst-libs -pthread -I/usr/include/gstreamer-1.0 -I/usr/include/glib-2.0 -I/usr/lib/x86_64-linux-gnu/glib-2.0/include -pthread -I/usr/include/gstreamer-1.0 -I/usr/include/glib-2.0 -I/usr/lib/x86_64-linux-gnu/glib-2.0/include -DGST_USE_UNSTABLE_API -DG_THREADS_MANDATORY -DG_DISABLE_CAST_CHECKS -DG_DISABLE_ASSERT -Wall -Wdeclaration-after-statement -Wvla -Wpointer-arith -Wmissing-declarations -Wmissing-prototypes -Wredundant-decls -Wwrite-strings -Wformat-security -Wold-style-definition -Winit-self -Wmissing-include-dirs -Waddress -Wno-multichar -Wnested-externs -g -I/usr/include/libdrm -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Werror=format-security -Wall -Wno-error -export-symbols-regex ^_?\(gst_\|Gst\|GST_\).* -no-undefined -version-info 204:0:204 -Wl,-Bsymbolic-functions -Wl,-z,relro -Wl,-z,defs -Wl,-O1 -Wl,--as-needed -o libgstegl-1.0.la -rpath /usr/lib/x86_64-linux-gnu libgstegl_1.0_la-egl.lo -lgstreamer-1.0 -lgobject-2.0 -lglib-2.0 -lgstvideo-1.0 -lgstreamer-1.0 -lgobject-2.0 -lglib-2.0 -lEGL -lX11
libtool: link: /usr/bin/nm -B .libs/libgstegl_1.0_la-egl.o | sed -n -e 's/^.*[ ]\([ABCDGIRSTW][ABCDGIRSTW]*\)[ ][ ]*\([_A-Za-z][_A-Za-z0-9]*\)$/\1 \2 \2/p' | sed '/ __gnu_lto/d' | /bin/sed 's/.* //' | sort | uniq > .libs/libgstegl-1.0.exp
libtool: link: /bin/grep -E -e "^_?(gst_|Gst|GST_).*" ".libs/libgstegl-1.0.exp" > ".libs/libgstegl-1.0.expT"
libtool: link: mv -f ".libs/libgstegl-1.0.expT" ".libs/libgstegl-1.0.exp"
libtool: link: echo "{ global:" > .libs/libgstegl-1.0.ver
libtool: link: cat .libs/libgstegl-1.0.exp | sed -e "s/\(.*\)/\1;/" >> .libs/libgstegl-1.0.ver
libtool: link: echo "local: *; };" >> .libs/libgstegl-1.0.ver
libtool: link: /usr/bin/gcc-6 -shared -fPIC -DPIC .libs/libgstegl_1.0_la-egl.o -Wl,--as-needed -lgstvideo-1.0 -lgstreamer-1.0 -lgobject-2.0 -lglib-2.0 -lEGL -lX11 -pthread -pthread -O2 -Wl,-Bsymbolic-functions -Wl,-z -Wl,relro -Wl,-z -Wl,defs -Wl,-O1 -pthread -Wl,-soname -Wl,libgstegl-1.0.so.0 -Wl,-version-script -Wl,.libs/libgstegl-1.0.ver -o .libs/libgstegl-1.0.so.0.204.0
.libs/libgstegl_1.0_la-egl.o: In function `gst_egl_image_allocator_free_vfunc':
/<<PKGBUILDDIR>>/gst-libs/gst/egl/egl.c:155: undefined reference to `eglDestroyImageKHR'
collect2: error: ld returned 1 exit status
make[5]: *** [libgstegl-1.0.la] Error 1