* gnu/packages/patches/ots-no-include-missing-file.patch: New file. * gnu/packages/ots.scm: New file. * gnu-system.am (GNU_SYSTEM_MODULES): Add ots.scm. (dist_patch_DATA): Add ots-no-include-missing-file.patch. Signed-off-by: Ludovic Courtès <ludo@gnu.org>