warning: variable 'check_required' set but not used

[ulises2k]

atem_ggo.c: In function 'int cmdline_parser_internal(int, char**, gengetopt_args_info*, cmdline_parser_params*, const char*)': atem_ggo.c:571:7: warning: variable 'check_required' set but not used [-Wunused-but-set-variable] int check_required; ^