1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/input.h b/gcc/input.h
index 8c326f9..9d238dc 100644
--- a/gcc/input.h
+++ b/gcc/input.h
@@ -15,6 +15,10 @@ struct file_stack
     char *name;
     struct file_stack *next;
     int line;
+    /* This is for front ends that do include processing
+       internally rather than having a preprocessor do it.
+       Modula 2 needs this.  */
+    FILE *fd;
   };
 
 /* Stack of currently pending input files.