Comment 2 for bug 1861889

Hi Wolfgang,

thank you for the reply - I didn't know about these options. However, they doesn't seem to work:
```
$ whizard --bindir /cvmfs/sft.cern.ch/lcg/releases/LCG_96b/MCGenerators/whizard/2.8.2/x86_64-centos7-gcc8-opt/bin Zmumu.sln
(...)
| Process library 'default_lib': creating source code
  RM zmumu_i1.f90,.mod,.lo
  OMEGA zmumu_i1.f90
make: /build/jenkins/whizard/install/MCGenerators/whizard/2.8.2/x86_64-centos7-gcc8-opt/bin/omega_SM.opt: Command not found
make: *** [zmumu_i1.f90] Error 127
| command: make source -j1 -f default_lib.makefile

$ whizard --prefix /cvmfs/sft.cern.ch/lcg/releases/LCG_96b/MCGenerators/whizard/2.8.2/x86_64-centos7-gcc8-opt Zmumu.sln
(...)
| Process library 'default_lib': creating source code
  RM zmumu_i1.f90,.mod,.lo
  OMEGA zmumu_i1.f90
make: /build/jenkins/whizard/install/MCGenerators/whizard/2.8.2/x86_64-centos7-gcc8-opt/bin/omega_SM.opt: Command not found
make: *** [zmumu_i1.f90] Error 127
| command: make source -j1 -f default_lib.makefile
| Return code = 512

$ whizard --exec-prefix /cvmfs/sft.cern.ch/lcg/releases/LCG_96b/MCGenerators/whizard/2.8.2/x86_64-centos7-gcc8-opt/bin Zmumu.sln
(...)
| Process library 'default_lib': creating source code
  RM zmumu_i1.f90,.mod,.lo
  OMEGA zmumu_i1.f90
make: /build/jenkins/whizard/install/MCGenerators/whizard/2.8.2/x86_64-centos7-gcc8-opt/bin/omega_SM.opt: Command not found
make: *** [zmumu_i1.f90] Error 127
| command: make source -j1 -f default_lib.makefile
| Return code = 512

```