Correctly forward-declare cl_print_* helpers.

cl_print_flags and friends were declared class in cln/io.h but class
elsewhere. Some compilers didn't like it.

diff --git a/include/cln/io.h b/include/cln/io.h
index 43a5f10a01a3132a153901c43496ee00c1dee4d0..361c9276a414c72b680b846be54f043107b35e11 100644 (file)
--- a/include/cln/io.h
+++ b/include/cln/io.h
@@ -62,11 +62,11 @@ inline void fprinthexadecimal (std::ostream& stream, int x)
 }
 
 
-class cl_print_flags;
-class cl_print_number_flags;
-class cl_print_real_flags;
-class cl_print_rational_flags;
-class cl_print_float_flags;
+struct cl_print_flags;
+struct cl_print_number_flags;
+struct cl_print_real_flags;
+struct cl_print_rational_flags;
+struct cl_print_float_flags;
 
 class cl_prin_globals_init_helper
 {