Include io.h for Turbo C / Borland C on all platforms [Truta].

diff --git a/gzguts.h b/gzguts.h
index 07c7ac3d624a09a8f705f90a87e4ae9007eb4882..48bd98ff1b76861ad1a0a2cbf9b45b709a2cea91 100644 (file)
--- a/gzguts.h
+++ b/gzguts.h
@@ -27,7 +27,7 @@
 #endif
 #include <fcntl.h>
 
-#if defined(MSDOS) && defined(__TURBOC__)
+#ifdef __TURBOC__
 #  include <io.h>
 #endif