OF_SHARE_* only defined if _WIN32 is defined.

src/smblib/smblib.c

@@ -74,13 +74,14 @@
 
 #ifdef _WIN32
 #include <windows.h>		/* OF_SHARE_ */
-#endif
 
 #ifndef SH_DENYNO
 #define SH_DENYNO		   OF_SHARE_DENY_NONE
 #define SH_DENYRW		   OF_SHARE_EXCLUSIVE
 #endif
 
+#endif
+
 #if defined _MSC_VER || defined __MINGW32__
 
 #define sopen(f,o,s,p)	   _sopen(f,o,s,p)