volume_name
char volume_name[SWAP_LABEL_LENGTH];
#define sw_volume_name header.volume_name
printf("VOL %s event: ", volume_name(fd, &detail->args.ld));
printf("VOL %s", volume_name(fd, &detail->args.ld_count.ld));
printf("VOL %s", volume_name(fd, &detail->args.ld_lba.ld));
printf("VOL %s", volume_name(fd, &detail->args.ld_owner.ld));
printf("VOL %s", volume_name(fd, &detail->args.ld_lba_pd_lba.ld));
printf("VOL %s", volume_name(fd, &detail->args.ld_prog.ld));
printf("VOL %s", volume_name(fd, &detail->args.ld_state.ld));
printf("VOL %s", volume_name(fd, &detail->args.ld_strip.ld));
volume_name(fd, &detail->args.pd_lba_ld.ld));
MFI_COMMAND(top, name, volume_name);
MPT_COMMAND(top, name, volume_name);