24 typedef struct _U16_S { u16 v; } U16_S;  member
25 typedef struct _U32_S { u32 v; } U32_S;  member
26 typedef struct _U64_S { u64 v; } U64_S;  member
31 #define A16(x) (((U16_S *)(x))->v)
32 #define A32(x) (((U32_S *)(x))->v)
33 #define A64(x) (((U64_S *)(x))->v)
41 #define LZ4_WRITE_LITTLEENDIAN_16(p, v)	\  argument
43 		A16(p) = v; \
48 #define A64(x) get_unaligned((u64 *)&(((U16_S *)(x))->v))
49 #define A32(x) get_unaligned((u32 *)&(((U16_S *)(x))->v))
50 #define A16(x) get_unaligned((u16 *)&(((U16_S *)(x))->v))
60 #define LZ4_WRITE_LITTLEENDIAN_16(p, v)			\  argument
62 		put_unaligned_le16(v, (u16 *)(p));	\