Good habit

if the problem is :
could not open file ** for xx due to No such file or directory. Maybe it's that after option -I you have a blank space before the INC directory.

will do but
may not.

...

I copied a derived boundary condition from src/finiteVolume/fields/fvPatchFields/derived/turbulentInlet modified and recompiled it in user directory. It compiles and I name the new library libturbulentInletUser.
When using it in a simluation. Running the solver seems all right but I get "corrupted double-linked list" when I call "blockMesh" or "decomposePar".

In the source code, all classes in finiteVolume is compiled as a single library which contains...