1 files changed, 5 insertions, 11 deletions

diff --git a/gzguts.h b/gzguts.h
index 0e7ed43..53857e0 100644
--- a/gzguts.h
+++ b/gzguts.h
@@ -3,9 +3,9 @@
  * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
-#ifdef _LARGEFILE64_SOURCE
+#if _LARGEFILE64_SOURCE == 1
 #  ifndef _LARGEFILE_SOURCE
-#    define _LARGEFILE_SOURCE
+#    define _LARGEFILE_SOURCE 1
 #  endif
 #  ifdef _FILE_OFFSET_BITS
 #    undef _FILE_OFFSET_BITS
@@ -44,7 +44,7 @@
 #endif
 
 /* get errno and strerror definition */
-#if defined UNDER_CE && defined NO_ERRNO_H
+#if defined UNDER_CE
 #  include <windows.h>
 #  define zstrerror() gz_strwinerror((DWORD)GetLastError())
 #else
@@ -56,13 +56,7 @@
 #  endif
 #endif
 
-/* MVS fdopen() */
-#ifdef __MVS__
-  #pragma map (fdopen , "\174\174FDOPEN")
-   FILE *fdopen(int, const char *);
-#endif
-
-#ifdef _LARGEFILE64_SOURCE
+#if _LARGEFILE64_SOURCE == 1
 #  define z_off64_t off64_t
 #else
 #  define z_off64_t z_off_t
@@ -117,7 +111,7 @@ typedef gz_state FAR *gz_statep;
 
 /* shared functions */
 ZEXTERN void ZEXPORT gz_error OF((gz_statep, int, const char *));
-#if defined UNDER_CE && defined NO_ERRNO_H
+#if defined UNDER_CE
 ZEXTERN char ZEXPORT *gz_strwinerror OF((DWORD error));
 #endif