>>> libebml 1.4.2 Extracting
xzcat /tmp/instance-4/dl/libebml/libebml-1.4.2.tar.xz | tar --strip-components=1 -C /tmp/instance-4/output-1/build/libebml-1.4.2   -xf -
>>> libebml 1.4.2 Patching

Applying 0001-include-appropriate-header-files-for-std-numeric_limits.patch using patch: 
patching file ChangeLog
Hunk #1 FAILED at 1.
1 out of 1 hunk FAILED -- saving rejects to file ChangeLog.rej
patching file src/EbmlString.cpp
patching file src/EbmlUnicodeString.cpp
make: *** [package/pkg-generic.mk:227: /tmp/instance-4/output-1/build/libebml-1.4.2/.stamp_patched] Error 1
make: Leaving directory '/tmp/instance-4/buildroot'