1 files changed, 3 insertions, 1 deletions
diff --git a/gdb/symtab.h b/gdb/symtab.h
index 79705fe..bb9525c 100644
--- a/gdb/symtab.h
+++ b/gdb/symtab.h
@@ -25,7 +25,9 @@
 #define SYMTAB_H 1
 
 /* Opaque declarations.  */
-
+struct ui_file;
+struct frame_info;
+struct symbol;
 struct obstack;
 struct objfile;
 struct block;