ocaml 5: restrict eqaf.0.8
It uses unprefixed C API:
#=== ERROR while compiling eqaf.0.8 ===========================================#
# context 2.2.0~alpha~dev | linux/x86_64 | ocaml-base-compiler.5.0.0 | file:///home/opam/opam-repository
# path ~/.opam/5.0/.opam-switch/build/eqaf.0.8
# command ~/.opam/opam-init/hooks/sandbox.sh build dune runtest -p eqaf -j 1 --no-buffer --verbose
# exit-code 1
# env-file ~/.opam/log/eqaf-7-7b8116.env
# output-file ~/.opam/log/eqaf-7-7b8116.out
### output ###
...
# /usr/bin/ld: clock/libclock_stubs.a(clock_stubs.o): in function `clock_linux_get_time_byte':
# /home/opam/.opam/5.0/.opam-switch/build/eqaf.0.8/_build/default/clock/clock_stubs.c:25: undefined reference to `copy_int64'
# collect2: error: ld returned 1 exit status
# File "caml_startup", line 1:
# Error: Error during linking (exit code 1)