backport build configs from 8.4 module; extend quickbuild to perf_build
    
    - backport quickbuild config from 8.4 module
    - disable -Wall on s390x like in 8.4 module to silence warning flood
      and simplify setting of CFLAGS
    - setup build.mk in setup section, taken from copr and module
    - enable buildpath-abi-stability.patch (from Debian)