-#ifndef s_addr\r
-\r
-typedef struct in_addr\r
-{\r
- union\r
- {\r
- struct {UCHAR s_b1,s_b2,s_b3,s_b4;} S_un_b;\r
- struct {USHORT s_w1,s_w2;} S_un_w;\r
- ULONG S_addr;\r
- } S_un;\r
-} IN_ADDR, *PIN_ADDR, FAR *LPIN_ADDR;\r
-\r
-#define s_addr S_un.S_addr\r
-#define s_host S_un.S_un_b.s_b2\r
-#define s_net S_un.S_un_b.s_b1\r
-#define s_imp S_un.S_un_w.s_w2\r
-#define s_impno S_un.S_un_b.s_b4\r
-#define s_lh S_un.S_un_b.s_b3\r
-\r
-#endif\r
-\r
+#ifndef s_addr
+
+typedef struct in_addr
+{
+ union
+ {
+ struct {UCHAR s_b1,s_b2,s_b3,s_b4;} S_un_b;
+ struct {USHORT s_w1,s_w2;} S_un_w;
+ ULONG S_addr;
+ } S_un;
+} IN_ADDR, *PIN_ADDR, FAR *LPIN_ADDR;
+
+#define s_addr S_un.S_addr
+#define s_host S_un.S_un_b.s_b2
+#define s_net S_un.S_un_b.s_b1
+#define s_imp S_un.S_un_w.s_w2
+#define s_impno S_un.S_un_b.s_b4
+#define s_lh S_un.S_un_b.s_b3
+
+#endif
+