1 files changed, 9 insertions, 8 deletions

diff --git a/libobjc/objc/objc-api.h b/libobjc/objc/objc-api.h
index fb60d591..eced869 100644
--- a/libobjc/objc/objc-api.h
+++ b/libobjc/objc/objc-api.h
@@ -41,11 +41,9 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
   Objective-C Runtime API) or objc/runtime.h (to use the modern GNU
   Objective-C Runtime API), but not both.
 */
-/*
 #ifdef __objc_runtime_INCLUDE_GNU
 # error You can not include both objc/objc-api.h and objc/runtime.h.  Include objc/objc-api.h for the traditional GNU Objective-C Runtime API and objc/runtime.h for the modern one.
 #endif
-*/
 
 #include "objc.h"
 #ifndef GNU_LIBOBJC_COMPILING_LIBOBJC_ITSELF
@@ -71,7 +69,8 @@ struct objc_method_description
     char *types;		/* type encoding */
 };
 
-/* Filer types used to describe Ivars and Methods.  */
+/* The following are used in encode strings to describe the type of
+   Ivars and Methods.  */
 #define _C_ID       '@'
 #define _C_CLASS    '#'
 #define _C_SEL      ':'
@@ -103,12 +102,10 @@ struct objc_method_description
 #define _C_VECTOR   '!'
 #define _C_COMPLEX  'j'
 
-/* The following one is never generated by the compiler.  You can
-   treat it as equivalent to "*".
-*/
+/* _C_ATOM is never generated by the compiler.  You can treat it as
+   equivalent to "*".  */
 #define _C_ATOM     '%'
 
-
 #include "deprecated/objc_error.h"
 
 #include "deprecated/struct_objc_static_instances.h"
@@ -117,6 +114,8 @@ struct objc_method_description
 #include "deprecated/struct_objc_ivar.h"
 #include "deprecated/struct_objc_ivar_list.h"
 #include "deprecated/struct_objc_method.h"
+typedef struct objc_method Method, *Method_t;
+
 #include "deprecated/struct_objc_method_list.h"
 #include "deprecated/struct_objc_protocol_list.h"
 
@@ -169,9 +168,11 @@ struct objc_method_description
 
 #include "deprecated/struct_objc_category.h"
 
+typedef struct objc_category Category, *Category_t;
+
 /* We include message.h for compatibility with the old objc-api.h
    which included the declarations currently in message.h.  The
-   Apple/NeXT runtime does not do this and only include message.h in
+   Apple/NeXT runtime does not do this and only includes message.h in
    objc-runtime.h.  It does not matter that much since most of the
    definitions in message.h are runtime-specific.  */
 #include "message.h"