and @code{1}, this older style is gradually being phased out. When
using @code{bool}, respect the limitations of the replacement
implementation of @code{bool}, as documented in the source file
-@file{lib/stdbool.in.h}, so that Emacs remains portable to pre-C99
-platforms. In particular, boolean bitfields should be of type
+@file{lib/stdbool.in.h}. In particular, boolean bitfields should be of type
@code{bool_bf}, not @code{bool}, so that they work correctly even when
compiling Objective C with standard GCC.