libudfread needs __sync_*_4 or threads since its addition in commit
c477885e3f and
06c3cb9223
to avoid the following build failure:
src/udfread.c:108:3: error: #error no atomic operation support
108 | # error no atomic operation support
| ^~~~~
Fixes:
- http://autobuild.buildroot.org/results/f76d475f49d525095ac0054224b50b9e612691d6
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>