HELP_SUBCMDS
if (flags & HELP_SUBCMDS) {
usage(B_TRUE, global_scope ? HELP_SUBCMDS : HELP_RES_SCOPE);
usage(B_TRUE, HELP_SUBCMDS);
usage(B_FALSE, HELP_USAGE | HELP_SUBCMDS);
usage(B_TRUE, HELP_USAGE | HELP_SUBCMDS);