Revision history for MHFS-XS, note the CHANGELOG.md of the repository is much more comprehensive
v0.2.1  2022-07-15
        Stop messing with CCFLAGS. Fixed builds with non-MULTIPLICITY 5.20.2 perl;
        `-lpthread` added to libs

v0.2.0  2022-07-11
        Fixed compile error when building with non-MULTIPLICITY perl

v0.1.0  2022-06-30
        First packaged version, released on an unsuspecting world.