Add signal.h
Create stubs for signal.h
NB: Duplicate definitions for SIGINT
etc will exist in the header until https://github.com/eqrion/cbindgen/pull/148 is merged.
Create stubs for signal.h
NB: Duplicate definitions for SIGINT
etc will exist in the header until https://github.com/eqrion/cbindgen/pull/148 is merged.