1 files changed, 5 insertions, 2 deletions
diff --git a/zdiff.cc b/zdiff.cc
index 7419929..ee8c014 100644
--- a/zdiff.cc
+++ b/zdiff.cc
@@ -31,6 +31,9 @@
 #include <stdint.h>
 #include <unistd.h>
 #include <sys/stat.h>
+#if defined(__MSVCRT__) || defined(__OS2__)
+#include <io.h>
+#endif
 
 #include "arg_parser.h"
 #include "zutils.h"
@@ -313,8 +316,8 @@ int main( const int argc, const char * const argv[] )
     } // end process options
 
 #if defined(__MSVCRT__) || defined(__OS2__)
-  _fsetmode( stdin, "b" );
-  _fsetmode( stdout, "b" );
+  setmode( STDIN_FILENO, O_BINARY );
+  setmode( STDOUT_FILENO, O_BINARY );
 #endif
 
   if( argind >= parser.arguments() )