My previous patch for subshell.h was incorrect. I'm sorry.

Minor patches for OS2_NT.
Buffer size for pattern expansion was insufficient.

src/main.c

@@ -704,10 +704,7 @@ restore_console (void)
 void
 exec_shell ()
 {
-    int old_use_subshell = use_subshell;
-
     do_execute (shell, 0, 1);
-    use_subshell = old_use_subshell;
 }
 
 void

src/subshell.h

@@ -40,7 +40,7 @@ void subshell_get_console_attributes (void);
 void sigchld_handler (int sig);
 
 #else
-int use_subshell = 0;
+#define use_subshell 0
 #endif /* not HAVE_SUBSHELL_SUPPORT */
 
 #endif /* __SUBSHELL_H */

src/util.c

@@ -440,7 +440,7 @@ char *convert_pattern (char *pattern, int match_type, int do_group)
     int was_wildcard = 0;
 
     if (easy_patterns){
-	new_pattern = malloc (sizeof (char) * strlen (pattern) * 4); /* times 4 to be safe */
+	new_pattern = malloc (MC_MAXPATHLEN);
 	d = new_pattern;
 	if (match_type == match_file)
 	    *d++ = '^';

vfs/vfs.h

@@ -257,7 +257,6 @@ struct utimbuf {
 
 #ifdef _OS_NT
 #   undef mc_rmdir
-#   undef mc_rename
 #endif
 
 #ifdef OS2_NT