Ruby: Globals

Ruby 3.4.8p72 (2025-12-17 revision 995b59f66677d44767ce9faac6957e5543617ff9)

Here is a list of all documented macros with links to the documentation:

### - d -

- Data_Get_Struct : rdata.h
- Data_Make_Struct : rdata.h
- Data_Make_Struct0 : rdata.h
- DATA_PTR : rdata.h
- Data_Wrap_Struct : rdata.h
- DBL2NUM : double.h
- DECIMAL_SIZE_OF : util.h
- DECIMAL_SIZE_OF_BITS : util.h
- DECIMAL_SIZE_OF_BYTES : util.h
- DUPSETUP : newobj.h
- DYNAMIC_SYM_P : value_type.h