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can (i.e., everything except environment variables, which aren't stored in hash tables). While we're here, inline the body of VarDelete into Var_Delete since it's the only caller and it's just simpler that way when v->name can share storage with the hash entry and may not need to be freed separately. Speeds up the infamous libc build benchhmark maybe 1% on PIII, 4% on alpha pc164 Suggested by Perry Metzger.