Macros starting with `d' in net

• DECODEL net/slcompress.c:114
• DECODES net/slcompress.c:123
• DECODEU net/slcompress.c:132
• D_ISFREE net/bpf.c:244
• D_MARKFREE net/bpf.c:245
• D_MARKUSED net/bpf.c:246