* defs.h [!FOPEN_RB]: Include "fopen-bin.h" instead of

"fopen-same.h".  Update comment.

1 files changed, 9 insertions, 4 deletions

diff --git a/gdb/defs.h b/gdb/defs.h
index d994d3d..fd96665 100644
--- a/gdb/defs.h
+++ b/gdb/defs.h
@@ -804,11 +804,16 @@ typedef struct ptid ptid_t;
 #include "tm.h"
 #endif
 
-/* If the xm.h file did not define the mode string used to open the
-   files, assume that binary files are opened the same way as text
-   files */
+/* Assume that fopen accepts the letter "b" in the mode string.
+   Support for is demanded by ISO C90, and should be supported on all
+   platforms that claim to have a standards conforming C library.  On
+   true POSIX systems it will be ignored and have no effect.  There
+   may still be systems without a standards conforming C library where
+   an ISO C90 compiler (GCC) is available.  Known examples are SunOS
+   4.x and 4.3BSD.  This assumption means these systems are no longer
+   supported.  */
 #ifndef FOPEN_RB
-#include "fopen-same.h"
+# include "fopen-bin.h"
 #endif
 
 /* Defaults for system-wide constants (if not defined by xm.h, we fake it).