API: C generator improve symbol protection.
@@ -85,8 +85,8 @@ def msg_name_crc_list(s, suffix):
def duplicate_wrapper_head(name):
- s = "#ifndef defined_%s\n" % name
- s += "#define defined_%s\n" % name
+ s = "#ifndef _vl_api_defined_%s\n" % name
+ s += "#define _vl_api_defined_%s\n" % name
return s
