Ruby: Globals

Ruby 3.3.5p100 (2024-09-03 revision ef084cc8f4958c1b6e4ead99136631bef6d8ddba)

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

### - u -

- UIDT2NUM : uid_t.h
- UINT2NUM : int.h
- ULL2NUM : long_long.h
- ULONG2NUM : long.h
- UNLIMITED_ARGUMENTS : error.h
- UNREACHABLE : assume.h
- UNREACHABLE_RETURN : assume.h
- USE_FLONUM : special_consts.h
- USE_GC_MALLOC_OBJ_INFO_DETAILS : xmalloc.h
- USE_RGENGC : gc.h
- USE_RGENGC_LOGGING_WB_UNPROTECT : gc.h
- USE_SYMBOL_AS_METHOD_NAME : ruby.h
- USHORT2NUM : short.h