Index: defs.h
===================================================================
RCS file: /cvs/src/src/gdb/defs.h,v
retrieving revision 1.190
diff -u -r1.190 defs.h
--- defs.h	17 Dec 2005 22:33:59 -0000	1.190
+++ defs.h	22 Feb 2006 20:37:34 -0000
@@ -39,6 +39,8 @@
 #include <unistd.h>
 #endif
 
+#include <fcntl.h>
+
 /* First include ansidecl.h so we can use the various macro definitions
    here and in all subsequent file inclusions.  */
 
@@ -58,6 +60,16 @@
 #define SEEK_CUR 1
 #endif
 
+/* The O_BINARY flag is defined in fcntl.h on some non-Posix platforms.
+   It is used as an access modifier in calls to open(), where it acts
+   similarly to the "b" character in fopen()'s MODE argument. On Posix
+   platforms it should be a no-op, so it is defined as 0 here. This 
+   ensures that the symbol may be used freely elsewhere in gdb. */
+
+#ifndef O_BINARY
+#define O_BINARY 0
+#endif
+
 #include <stdarg.h>		/* For va_list.  */
 
 #include "libiberty.h"
Index: solib.c
===================================================================
RCS file: /cvs/src/src/gdb/solib.c,v
retrieving revision 1.83
diff -u -r1.83 solib.c
--- solib.c	21 Jan 2006 22:23:27 -0000	1.83
+++ solib.c	22 Feb 2006 20:37:34 -0000
@@ -171,7 +171,7 @@
 	}
 
       /* Now see if we can open it.  */
-      found_file = open (temp_pathname, O_RDONLY, 0);
+      found_file = open (temp_pathname, O_RDONLY | O_BINARY, 0);
     }
 
   /* If the search in solib_absolute_prefix failed, and the path name is
@@ -192,32 +192,32 @@
   /* If not found, search the solib_search_path (if any).  */
   if (found_file < 0 && solib_search_path != NULL)
     found_file = openp (solib_search_path, OPF_TRY_CWD_FIRST,
-			in_pathname, O_RDONLY, 0, &temp_pathname);
+			in_pathname, O_RDONLY | O_BINARY, 0, &temp_pathname);
   
   /* If not found, next search the solib_search_path (if any) for the basename
      only (ignoring the path).  This is to allow reading solibs from a path
      that differs from the opened path.  */
   if (found_file < 0 && solib_search_path != NULL)
     found_file = openp (solib_search_path, OPF_TRY_CWD_FIRST,
-                        lbasename (in_pathname), O_RDONLY, 0,
+                        lbasename (in_pathname), O_RDONLY | O_BINARY, 0,
                         &temp_pathname);
 
   /* If not found, try to use target supplied solib search method */
   if (found_file < 0 && ops->find_and_open_solib)
-    found_file = ops->find_and_open_solib (in_pathname, O_RDONLY,
+    found_file = ops->find_and_open_solib (in_pathname, O_RDONLY | O_BINARY,
 					   &temp_pathname);
 
   /* If not found, next search the inferior's $PATH environment variable. */
   if (found_file < 0 && solib_absolute_prefix == NULL)
     found_file = openp (get_in_environ (inferior_environ, "PATH"),
-			OPF_TRY_CWD_FIRST, in_pathname, O_RDONLY, 0,
+			OPF_TRY_CWD_FIRST, in_pathname, O_RDONLY | O_BINARY, 0,
 			&temp_pathname);
 
   /* If not found, next search the inferior's $LD_LIBRARY_PATH 
      environment variable. */
   if (found_file < 0 && solib_absolute_prefix == NULL)
     found_file = openp (get_in_environ (inferior_environ, "LD_LIBRARY_PATH"),
-			OPF_TRY_CWD_FIRST, in_pathname, O_RDONLY, 0,
+			OPF_TRY_CWD_FIRST, in_pathname, O_RDONLY | O_BINARY, 0,
 			&temp_pathname);
 
   /* Done.  If not found, tough luck.  Return found_file and