updated for version 7.3.707
Problem:    Problems loading a library for a file name with non-latin
            characters.
Solution:   Use wide system functions when possible. (Ken Takata)
diff --git a/src/os_win32.h b/src/os_win32.h
index 5303d6d..c155fb2 100644
--- a/src/os_win32.h
+++ b/src/os_win32.h
@@ -108,7 +108,7 @@
  */
 #define CMDBUFFSIZE 1024	/* size of the command processing buffer */
 
-/* _MAX_PATH is only 256 (stdlib.h), but we want more for the 'path' option,
+/* _MAX_PATH is only 260 (stdlib.h), but we want more for the 'path' option,
  * thus use a larger number. */
 #define MAXPATHL	1024