Fixing redundant declaration.

modified:
  storage/connect/os.h
  storage/connect/osutil.h

storage/connect/os.h

@@ -46,12 +46,15 @@ typedef int   bool;
 #define bool  my_bool
 #endif
 
-#define _MAX_PATH   PATH_MAX
 #define stricmp     strcasecmp
 #define _stricmp    strcasecmp
 #define strnicmp    strncasecmp
 #define _strnicmp   strncasecmp
+#ifdef PATH_MAX
+#define _MAX_PATH   PATH_MAX
+#else
 #define _MAX_PATH   260
+#endif
 #define _MAX_DRIVE    3
 #define _MAX_DIR    256
 #define _MAX_FNAME  256

storage/connect/osutil.h

@@ -74,10 +74,6 @@ PSZ strlwr(PSZ s);
 typedef size_t FILEPOS;
 //pedef int    FILEHANDLE; // UNIX
 
-#ifndef _MAX_PATH
-#define MAX_PATH 256
-#endif
-
 #ifdef __cplusplus
 }
 #endif