patch 9.1.0750: there are some Win9x legacy references

Problem:  there are some Win9x legacy references
Solution: Remove those mentions (Nir Lichtman)

closes: #15730

Signed-off-by: Nir Lichtman <nir@lichtman.org>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/os_win32.h b/src/os_win32.h
index 5995e70..96d4c8c 100644
--- a/src/os_win32.h
+++ b/src/os_win32.h
@@ -7,7 +7,7 @@
  */
 
 /*
- * Win32 (Windows NT and Windows 95) machine-dependent things.
+ * Win32 machine-dependent things.
  */
 
 #include "os_dos.h"		// common MS-DOS and Win32 stuff